Answers edited by AJ Speller

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• What is the definite integral of `sec^4 x` from 0 to `pi/4`?
  
• How do you check that the solution is 9 for the equation `3(x - 1) - 2(x + 3) = 0`?
  
• How do you differentiate `f(x)=cos(x^2-x)` using the chain rule?
  
• How do I find a definite integral on a TI-84?
  
• How do you find the derivative of `cos[sqrt (x)]`?
  
• If `f(x) = x + 3` and `g(x) = 2x - 7`, what is `(f@g)(x)`?
  
• How do I calculate the angle between two vectors?
  
• How do you find the area under the graph of `f(x)=sin(x)` on the interval `[-pi,pi]` ?
  
• How do i graph the exponential function `f(x)=3^x` on a TI-84?
  
• Question #c1a8e
  
• How do you simplify `7(x+2)`?
  
• How do you solve for x in `3(x-1) = 2 (x+3)`?
  
• What is the discriminant of `x^2+2x+8=0`?
  
• How do I graph the ellipse with the equation `(x−6)^2/36+(y+4)^2/16=1`?
  
• How do you simplify `1/2*2/3*3/4`?
  
• How do you solve `-(m+4)=-5`?
  
• How do I find the binomial expansion of `(2x+1)^4`?
  
• What is an example of a graph that fails the vertical line test?
  
• What is the smallest of the three numbers if the sum of three consecutive numbers is 72?
  
• What is the vertex form of `y= 8x^2+3x-2`?
  
• How do you solve `\frac{5q-7}{12} = \frac{2}{3}`?
  
• What is the center of the ellipse represented by `(x-6)^2/36+(y+4)^2/16=1`?
  
• How do I graph a function like `f(x) = 3x^2 - 7x + 11` on a TI-84?
  
• What does it mean to solve a system of equations by substitution?
  
• How do I find the foci of an ellipse if its equation is `x^2/16+y^2/36=1`?
  
• How do you graph `y=2 cos(-x)+3`?
  
• How do I use the limit definition of derivative to find `f'(x)` for `f(x)=1/sqrt(x)` ?
  
• How do you show a line is a tangent to a curve?
  
• If `f(x) = x^2 + 3x` and `g(x) = 4x - 1`, what is `(f@g)(x)`?
  
• What is the derivative of `f(x)=ln(x)/x` ?
  
• How do you solve for f in `\frac{7f}{11} = \frac{7}{11}`?
  
• How do you find the area under the graph of `f(x)=x^2` on the interval `[-3,3]` ?
  
• What are the x-intercepts of the graph of `y = cos x`?
  
• How do you use the vertical line test?
  
• How do you solve `3(x - 1) - 2(x + 3) = 0`?
  
• How do I convert the polar equation `r=10 sin theta` to its Cartesian equivalent?
  
• Do I need to complete the square if `f(x) = x^2 - 6x + 9`?
  
• What does completing the square mean?
  
• How do I find a quotient using long division of polynomials?
  
• How do you solve `-5y-9=74`?
  
• Is every straight line the graph of a function?
  
• How do you find the equation of the tangent line to the curve `y= x + cos x` at (0,1)?
  
• What is the vertex of `f(x)=7-x^2`?
  
• How do I convert polar coordinates `(6, 60^circ)` to rectangular coordinates?
  
• What is the product of `3+2i` and `1+7i`?
  
• What is the definite integral of `x^3` from 1 to 2?
  
• How do you simplify `5/6 - (-1/3)`?
  
• What is the relationship between the Average rate of change of a fuction and derivatives?
  
• How do you evaluate `log_15 (1/225)`?
  
• How do you solve for x in `x + 11 = 7`?
  
• What is the vertex of `f(x)=7-x^2`?
  
• How do you solve `2sin^2x + sinx =0` from `[0,2pi]`?
  
• What is the vertex of `f(x)=7-x^2`?
  
• How do you use the quotient rule to find the derivative of `y=(e^x+1)/(e^x-1)` ?
  
• How do you use PEMDAS?
  
• How do I find the dot product of vectors `v =2i-3j` and `w= i-j`?
  
• How do you solve `-2.1y-3=-1.8`?
  
• How do I use long division to simplify `(4x^3-2x^2-3)/(2x^2-1)`?
  
• What is the limit as x approaches infinity of `xsin(1/x)`?
  
• What are the approximate rectangular coordinates for the point with polar coordinates `(5, 30°)`?
  
• How do you differentiate `f(x)=-3tan4x^2` using the chain rule?
  
• How do I find the equation of the line which passes through the points `(8, 1)` and `(-2, 3)`?
  
• How do you simplify first and then solve `−(1 + 7x) − 6(−7 − x) = 36`?
  
• How do you Use implicit differentiation to find the equation of the tangent line to the curve `x^3+y^3=9` at the point where `x=-1` ?
  
• How do you find the area under the graph of `f(x)=cos(x)` on the interval `[-pi/2,pi/2]` ?
  
• Find the limit as x approaches infinity of `xsin(1/x)`?
  
• How do I find derivatives of radicals like `sqrt(x)`?
  
• How do you distribute `13x(3y + z)`?
  
• How do I find the partial-fraction decomposition of `(3x^2+2x-1)/((x+5)(x^2+1))`?
  
• How do you solve `3x - y = 10` and `-x + y = -4`?
  
• What do the variables "m" and "b" represent?
  
• How do you solve `-m+3=3`?
  
• How do I find the slope of a curve at a point?
  
• How do you solve for x in `x - \frac{5}{6} = \frac{3}{8}`?
  
• How do I convert the equation `-9x^2 +4y^2 +72x-16y =164` to standard form?
  
• How do I use logarithms to solve for `x` if `7^(2x-1)=316`?
  
• How do you solve for y in `\frac{3}{4} = - \frac{1}{2} \cdot y`?
  
• How do I find the domain of `y=1/x`?
  
• How do you find an equation of the line tangent to the curve at the given point `x^3+y^3=36xy` given point (18,18)?