Simplify the right side. Tap for more steps... x = −13 x = - 13 FEC FORM 3X Rev. 05/2016 Office Use Only NOTE: Submission of false, erroneous, or incomplete information may subject the person signing this Report to the penalties of 52 U.S.C. § 30109. 4. TYPE OF REPORT Report (Choose One) (a) Quarterly Reports: 12-Day Primary (12P) General (12G) Runoff (12R) PRE-ElectionLinear Equation 3x+2 = 17 Similar Problems from Web Search 3x + 2 = 17 https://www.tiger-algebra.com/drill/3x_2=17/ 3x+2=17 One solution was found : x = 5 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ... 3(x + 2) = 12 http://www.tiger-algebra.com/drill/3 (x_2)=12/ Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.3x-8=y Geometric figure: Straight Line Slope = 3 x-intercept = 8/3 = 2.66667 y-intercept = 8/-1 = -8.00000 Rearrange: Rearrange the equation by subtracting what is to the right of the ... x-8y=3 Geometric figure: Straight Line Slope = 0.250/2.000 = 0.125 x-intercept = 3/1 = 3.00000 y-intercept = 3/-8 = -0.37500 Rearrange: Rearrange the equation ...9 pm (just before you go to bed). If you have been told to take your medicine 4 times a day WITH FOOD, then an appropriate way to take the medicine would be: With breakfast. With lunch. With dinner. With a late evening snack just before going to bed.See tutors like this. 3x means you have three x's. Then 3x - x means you have three x's and you take away (subtract) one x. This would leave you with two x's. But we write that as 2x - that is, two x's. Therefore, 3x - x = 2x. Upvote • 2 Downvote. Add comment.Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-stepFree math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.3x-9=0 One solution was found : x = 3 Step by step solution : Step 1 :Pulling out like terms : 1.1 Pull out like factors : 3x - 9 = 3 • (x - 3) Equation at the end ... 3x≤21 One solution was found : x ≤ 7 Rearrange: Rearrange the equation by subtracting what is to the right of the less equal sign from both sides of the inequality : ...Totally re-designed with a wide 91° field of view and 3X optical zoom. Featuring a USB 2.0 video connection, this conference camera is ideal for virtually any meeting software used in a small to medium-sized room. Also featuring a built-in audio option.In mathematics, a polynomial is an expression consisting of indeterminates and coefficients, that involves only the operations of addition, subtraction, multiplication, and positive-integer powers of variables. An example of a polynomial of a single indeterminate x is x² − 4x + 7. An example with three indeterminates is x³ + 2xyz² − yz + 1.Solve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Mon Amour Toujours is pleased to introduce you to 3X Doll. Don't let the 3X Doll price fool you! Each one is beautiful and of superior quality. I'm sure…Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.FEC FORM 3X Rev. 05/2016 Office Use Only NOTE: Submission of false, erroneous, or incomplete information may subject the person signing this Report to the penalties of 52 U.S.C. § 30109. 4. TYPE OF REPORT Report (Choose One) (a) Quarterly Reports: 12-Day Primary (12P) General (12G) Runoff (12R) PRE-ElectionThe Direxion Daily S&P 500 Bull 3x Shares (NYSEARCA: SPXL), trading under the ticker SPXL, seeks daily investment results of 300% of the performance of the S&P 500 Index.The Direxion Daily S&P 500 Bull 3x Shares (NYSEARCA: SPXL), trading under the ticker SPXL, seeks daily investment results of 300% of the performance of the S&P 500 Index.Evaluating Expressions Algebra Calculator can evaluate expressions that contain the variable x. To evaluate an expression containing x, enter the expression you want to evaluate, followed by the @ sign and the value you want to plug in for x. For example the command 2x @ 3 evaluates the expression 2x for x=3, which is equal to 2*3 or 6. This is New Channel Only upload new collection movie.3X Movie Part 1Subscribe Our Channel Watch New Video Thanks .....Solve an equation, inequality or a system. Example: 2x-1=y,2y+3=x Solve for x 3x-3=6. 3x − 3 = 6 3 x - 3 = 6. Move all terms not containing x x to the right side of the equation. Tap for more steps... 3x = 9 3 x = 9. Divide each term in 3x = 9 3 x = 9 by 3 3 and simplify.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Free math problem solver answers your algebra homework questions with step-by-step explanations.See tutors like this. 3x means you have three x's. Then 3x - x means you have three x's and you take away (subtract) one x. This would leave you with two x's. But we write that as 2x - that is, two x's. Therefore, 3x - x = 2x. Upvote • 2 Downvote. Add comment.Here’s a quick guide: ProShares UltraPro QQQ TQQQ. Leveraged Factor: 3x. Benchmark Index: NASDAQ-100 Index. ProShares UltraPro QQQ is the most-popular and liquid ETF in the leveraged space, with ...Totally re-designed with a wide 91° field of view and 3X optical zoom. Featuring a USB 2.0 video connection, this conference camera is ideal for virtually any meeting software used in a small to medium-sized room. Also featuring a built-in audio option.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.The answer is is 1/3. To get this answer, subtract 4 from +4 and 5. 5–4=1. Then u get the 3x and do a fraction with a denominator of 3. Then do another fraction of 1/3. So basicallly 3 times 1/3 plus ...3x-8=y Geometric figure: Straight Line Slope = 3 x-intercept = 8/3 = 2.66667 y-intercept = 8/-1 = -8.00000 Rearrange: Rearrange the equation by subtracting what is to the right of the ... x-8y=3 Geometric figure: Straight Line Slope = 0.250/2.000 = 0.125 x-intercept = 3/1 = 3.00000 y-intercept = 3/-8 = -0.37500 Rearrange: Rearrange the equation ...3x+1=0 One solution was found : x = -1/3 = -0.333 Step by step solution : Step 1 :Solving a Single Variable Equation : 1.1 Solve : 3x+1 = 0 Subtract 1 from both ... A student claims that the inequality 3x + 1>0 is always true because multiplying a number by 3 and then adding 1 to the result always produces a number greater than 0.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.The research on spaced repetition shows that listening to audiobooks at 3x speed is a terrible way to retain information. In fact, it’s the opposite of what you should do. If you want to retain information, you should review the stuff you’ve already read. The benefits of spaced repetition. Source: Michael Nielsen.Popular Problems. Algebra. Solve for x 3x=6. 3x = 6 3 x = 6. Divide each term in 3x = 6 3 x = 6 by 3 3. 3x 3 = 6 3 3 x 3 = 6 3. Simplify the left side. Tap for more steps... x = 6 3 x = 6 3.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Key Takeaways. Triple-leveraged (3x) exchange-traded funds (ETFs) come with considerable risk and are not appropriate for long-term investing. Compounding can cause large losses for 3x ETFs during ...3x-2. en. Related Symbolab blog posts. High School Math Solutions – Quadratic Equations Calculator, Part 1. A quadratic equation is a second degree polynomial ...The Direxion Daily S&P 500 Bull 3x Shares (NYSEARCA: SPXL), trading under the ticker SPXL, seeks daily investment results of 300% of the performance of the S&P 500 Index.Algebra. Solve for x 3x=5. 3x = 5 3 x = 5. Divide each term in 3x = 5 3 x = 5 by 3 3. 3x 3 = 5 3 3 x 3 = 5 3. Simplify the left side. Tap for more steps... x = 5 3 x = 5 3. The result can be shown in multiple forms.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Number of amino acids: 22. Molecular weight (MW): 2730.71 Da. 8. Specifications of the Flag-tag and 3x Flag-tag. Flag-tag. Theoretical isoelectric point (pI): 3.97, which reflects the high degree of negatively charged amino acid residues. With a total of seven charged amino acids, the Flag-tag is highly charged.y = − 4 3x y = - 4 3 x. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: − 4 3 - 4 3. y-intercept: (0,0) ( 0, 0) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.Key Takeaways. Triple-leveraged (3x) exchange-traded funds (ETFs) come with considerable risk and are not appropriate for long-term investing. Compounding can cause large losses for 3x ETFs during ...Simplify the right side. Tap for more steps... x = −13 x = - 13 Algebra Multiply 3x*3x 3x ⋅ 3x 3 x ⋅ 3 x Rewrite using the commutative property of multiplication. 3⋅3x⋅x 3 ⋅ 3 x ⋅ x Multiply x x by x x by adding the exponents. Tap for more steps... 3⋅3x2 3 ⋅ 3 x 2 Multiply 3 3 by 3 3. 9x2 9 x 2 3x-9=0 One solution was found : x = 3 Step by step solution : Step 1 :Pulling out like terms : 1.1 Pull out like factors : 3x - 9 = 3 • (x - 3) Equation at the end ... 3x≤21 One solution was found : x ≤ 7 Rearrange: Rearrange the equation by subtracting what is to the right of the less equal sign from both sides of the inequality : ...The Direxion Daily S&P 500 Bull 3x Shares (NYSEARCA: SPXL), trading under the ticker SPXL, seeks daily investment results of 300% of the performance of the S&P 500 Index.How do you solve 3x + 6 = 5 ? x= −31 Explanation: Step 1) Subtract 6 from each side of the equation to isolate the x term and keep the equation balanced: 3x+6 −6 = 5−6 ... How do I solve 3x + 6 = 9 ? x= 1 Explanation: First of all I will use the shortcuts. After that I will show what is actually happening. This will help in all sorts of ways.FEC FORM 3X Rev. 05/2016 Office Use Only NOTE: Submission of false, erroneous, or incomplete information may subject the person signing this Report to the penalties of 52 U.S.C. § 30109. 4. TYPE OF REPORT Report (Choose One) (a) Quarterly Reports: 12-Day Primary (12P) General (12G) Runoff (12R) PRE-Election3x-4=7 One solution was found : x = 11/3 = 3.667 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ...Algebra. Graph y=3x. y = 3x y = 3 x. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3. y-intercept: (0,0) ( 0, 0) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.3x-9=0 One solution was found : x = 3 Step by step solution : Step 1 :Pulling out like terms : 1.1 Pull out like factors : 3x - 9 = 3 • (x - 3) Equation at the end ... 3x≤21 One solution was found : x ≤ 7 Rearrange: Rearrange the equation by subtracting what is to the right of the less equal sign from both sides of the inequality : ...Algebra. Graph y=3x-12. y = 3x − 12 y = 3 x - 12. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3. y-intercept: (0,−12) ( 0, - 12) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.Solve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.♦ SCARY VIDEOS ! ♦ If you like watching scary videos on YouTube, you are not afraid of ghosts and you want to get to know all the darkest corners of the internet. Join with me and discover all ...6x = 3x - 21; next we just subtract 3x from both sides. -3x -3x. 3x = -21. Finally, we divide 3 from both sides to separate the three from the x. x = -7.♦ SCARY VIDEOS !♦ If you like watching scary videos on YouTube, you are not afraid of ghosts and you want to get to know all the darkest corners of the inter...Popular Problems Algebra Graph y=3x y = 3x y = 3 x Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3 y-intercept: (0,0) ( 0, 0) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values. Tap for more steps... Number of amino acids: 22. Molecular weight (MW): 2730.71 Da. 8. Specifications of the Flag-tag and 3x Flag-tag. Flag-tag. Theoretical isoelectric point (pI): 3.97, which reflects the high degree of negatively charged amino acid residues. With a total of seven charged amino acids, the Flag-tag is highly charged.6x = 3x - 21; next we just subtract 3x from both sides. -3x -3x. 3x = -21. Finally, we divide 3 from both sides to separate the three from the x. x = -7.9x2-3x+2 Final result : 9x2 - 3x + 2 Step by step solution : Step 1 :Equation at the end of step 1 : (32x2 - 3x) + 2 Step 2 :Trying to factor by splitting the middle term 2.1 Factoring ... x2-3x+1 Final result : x2 - 3x + 1 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1.1 Factoring x2-3x+1 The first term is, x2 ...Algebra. Simplify 3x+6. 3x + 6 3 x + 6. Nothing further can be done with this topic. Please check the expression entered or try another topic. 3x+6 3 x + 6.y = − 4 3x y = - 4 3 x. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: − 4 3 - 4 3. y-intercept: (0,0) ( 0, 0) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-stepTwo numbers r and s sum up to -3 exactly when the average of the two numbers is \frac{1}{2}*-3 = -\frac{3}{2}. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C.how do you solve 3(4x − 15) = 19 ? x= 316 Explanation: 3(4x−15)= 19 Expand the parenthesis on the left side of the equation by multiplying all terms inside of ... 3x-4=-13 One solution was found : x = -3 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ... 3x-4=-17 One ...Number of amino acids: 22. Molecular weight (MW): 2730.71 Da. 8. Specifications of the Flag-tag and 3x Flag-tag. Flag-tag. Theoretical isoelectric point (pI): 3.97, which reflects the high degree of negatively charged amino acid residues. With a total of seven charged amino acids, the Flag-tag is highly charged.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Here’s a quick guide: ProShares UltraPro QQQ TQQQ. Leveraged Factor: 3x. Benchmark Index: NASDAQ-100 Index. ProShares UltraPro QQQ is the most-popular and liquid ETF in the leveraged space, with ...3x-3=0 One solution was found : x = 1 Step by step solution : Step 1 :Pulling out like terms : 1.1 Pull out like factors : 3x - 3 = 3 • (x - 1) Equation at the end ... 3x-3=6 One solution was found : x = 3 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : ...2010–11 9-3X . 2011 View 38 photos Starting at $36,975; Consumer rating. 4.4. Combined mpg 20; Body style Wagon; Notable features in 2011: 210-hp, turbocharged four-cylinder for all models ...Algebra. Solve for x 3x=21. 3x = 21 3 x = 21. Divide each term in 3x = 21 3 x = 21 by 3 3. 3x 3 = 21 3 3 x 3 = 21 3. Simplify the left side. Tap for more steps... x = 21 3 x = 21 3. Simplify the right side.Leveraged 3X ETF List. Leveraged 3X ETFs are funds that track a wide variety of asset classes, such as stocks, bonds and commodity futures, and apply leverage in order to gain three times the daily or monthly return of the respective underlying index. Such ETFs come in the long and short varieties.3x^{2} en. Related Symbolab blog posts. High School Math Solutions – Inequalities Calculator, Exponential Inequalities. Last post, we talked about how to solve ...Solve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.Number of amino acids: 22. Molecular weight (MW): 2730.71 Da. 8. Specifications of the Flag-tag and 3x Flag-tag. Flag-tag. Theoretical isoelectric point (pI): 3.97, which reflects the high degree of negatively charged amino acid residues. With a total of seven charged amino acids, the Flag-tag is highly charged.The research on spaced repetition shows that listening to audiobooks at 3x speed is a terrible way to retain information. In fact, it’s the opposite of what you should do. If you want to retain information, you should review the stuff you’ve already read. The benefits of spaced repetition. Source: Michael Nielsen.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Algebra. Graph y=3x-6. y = 3x − 6 y = 3 x - 6. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3. y-intercept: (0,−6) ( 0, - 6) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.To solve the quadratic equation 3x = 0.5x², we'll first rewrite it in standard quadratic form, which is ax² + bx + c = 0, and then proceed with the solution. Let's manipulate the equation to get it in standard form: 3x = 0.5x². Multiply both sides by 2 to eliminate the fraction: 2 · 3x = 2 · 0.5x². 6x = x². Now, bring all terms to one ...Algebra. Graph y=3x-12. y = 3x − 12 y = 3 x - 12. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps... Slope: 3 3. y-intercept: (0,−12) ( 0, - 12) Any line can be graphed using two points. Select two x x values, and plug them into the equation to find the corresponding y y values.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.3x+1=0 One solution was found : x = -1/3 = -0.333 Step by step solution : Step 1 :Solving a Single Variable Equation : 1.1 Solve : 3x+1 = 0 Subtract 1 from both ... A student claims that the inequality 3x + 1>0 is always true because multiplying a number by 3 and then adding 1 to the result always produces a number greater than 0.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Algebra. Simplify (3x)/x. 3x x 3 x x. Cancel the common factor. 3x x 3 x x. Divide 3 3 by 1 1.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.
Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.. A farmer
Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-step9 pm (just before you go to bed). If you have been told to take your medicine 4 times a day WITH FOOD, then an appropriate way to take the medicine would be: With breakfast. With lunch. With dinner. With a late evening snack just before going to bed.See tutors like this. 3x means you have three x's. Then 3x - x means you have three x's and you take away (subtract) one x. This would leave you with two x's. But we write that as 2x - that is, two x's. Therefore, 3x - x = 2x. Upvote • 2 Downvote. Add comment.Key Takeaways. Triple-leveraged (3x) exchange-traded funds (ETFs) come with considerable risk and are not appropriate for long-term investing. Compounding can cause large losses for 3x ETFs during ...Given Expression: 3x + 2 - 3x + 7 + 5x. we need to simply the given expression and find the coefficient in the simplified expression. First we group the like term, we get. 3x - 3x + 5x + 2 + 7. Now solve like term, = ( 3x - 3x + 5x ) + ( 2 + 7 ) = 5x + 9. Constant Coefficient of x = 5. and Coefficient of 9 = 9How do you solve 3x + 6 = 5 ? x= −31 Explanation: Step 1) Subtract 6 from each side of the equation to isolate the x term and keep the equation balanced: 3x+6 −6 = 5−6 ... How do I solve 3x + 6 = 9 ? x= 1 Explanation: First of all I will use the shortcuts. After that I will show what is actually happening. This will help in all sorts of ways.They are more expensive than traditional ETFs due to the use of leverage and the need for constant trading to maintain their positions. Ticker. Company Name. Last Price. 1-Year Return. GUSH. Direxion Daily S&P Oil & Gas Exploration & Production Bull 3x Shares. $39.23.9x2-3x+2 Final result : 9x2 - 3x + 2 Step by step solution : Step 1 :Equation at the end of step 1 : (32x2 - 3x) + 2 Step 2 :Trying to factor by splitting the middle term 2.1 Factoring ... x2-3x+1 Final result : x2 - 3x + 1 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1.1 Factoring x2-3x+1 The first term is, x2 ...Algebra. Simplify (3x)^2. (3x)2 ( 3 x) 2. Apply the product rule to 3x 3 x. 32x2 3 2 x 2. Raise 3 3 to the power of 2 2. 9x2 9 x 2.The research on spaced repetition shows that listening to audiobooks at 3x speed is a terrible way to retain information. In fact, it’s the opposite of what you should do. If you want to retain information, you should review the stuff you’ve already read. The benefits of spaced repetition. Source: Michael Nielsen.SPXL. SPXS. The Direxion Daily S&P 500® Bull and Bear 3X Shares seek daily investment results, before fees and expenses, of 300%, or 300% of the inverse (or opposite), of the performance of the S&P 500® Index. There is no guarantee the funds will meet their stated investment objectives.Find the terms. In general, the consecutive terms can differ by any number, say d, instead of just 1. So, the three numbers are better represented as x−d,x, and x+d. Then, 3x= 18 ⇒ x= 6 and x(x2 −d2)= 120 ... Let G(z) be the exponential generating function defining G(z) = ∑n=0∞ C n n!zn. The recurrence equation C n+2 = xC n +nC n−1 ...3X VPN provides the fastest VPN server for you with the smart connection algorithm. All you need to do is just one tap. Features: FREE & Unlimited. ★ Unlimited Fast Speed. ★ Unlimited Use Time. ★ No Credit Card Required. ★ Free Forever. ★ Large number of servers, high-speed bandwidth.Given Expression: 3x + 2 - 3x + 7 + 5x. we need to simply the given expression and find the coefficient in the simplified expression. First we group the like term, we get. 3x - 3x + 5x + 2 + 7. Now solve like term, = ( 3x - 3x + 5x ) + ( 2 + 7 ) = 5x + 9. Constant Coefficient of x = 5. and Coefficient of 9 = 93x+5. Share. Copy. Copied to clipboard. 3x^{1-1} The derivative of a polynomial is the sum of the derivatives of its terms. The derivative of a constant term is 0 ...Choose any positive integer you want. If the number you chose is even, divide it in half. If it is odd, replace x by 3x+1. Repeat this process. Repeat it again. Keep going. Eventually, you are almost certain to fall into the cycle 4, 2, 1, 4, 2, 1, 4, 2, 1,…. I say “almost certain” because it is an open question whether you will fall into ...Get the latest Direxion Daily Small Cap Bull 3X ETF (TNA) real-time quote, historical performance, charts, and other financial information to help you make more informed trading and investment ...Cos 3X Formula Derivation. To derive the formula of cos 3x, we can write the formula as cos (2x + x) . Hence, we can use the sum formula and double angle identity to get the desired equation. Cos 3x = cos ( 2x + x) = cos 2x cos x - sin 2x sin x (Sum formula for cosine) = ( 1- 2 sin² x ) cos x - 2sin²x cos x ( double-angle identity)Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.3x+1=0 One solution was found : x = -1/3 = -0.333 Step by step solution : Step 1 :Solving a Single Variable Equation : 1.1 Solve : 3x+1 = 0 Subtract 1 from both ... A student claims that the inequality 3x + 1>0 is always true because multiplying a number by 3 and then adding 1 to the result always produces a number greater than 0..