Answers created by Joel Kindiak

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• Question #19863
  
• Question #cd906
  
• How do you evaluate `\lim _ { x \rightarrow 2} \frac { \frac { 1} { x } - \frac { 1} { 2} } { x - 2}`?
  
• How do you convert `x^2+y^2 = 2x^2` to polar form?
  
• How do you prove `(1-cot^2theta)/(1+cot^2theta) + 2cos^2theta = 1`?
  
• How do you determine the Vertex as an ordered pair when `f(x)=3(x+2)^2-1`?
  
• How do you graph `(x+1)^2 + (y+2)^2 = 4`?
  
• How do you integrate `int e^x cos ^2 x dx` using integration by parts?
  
• How do you implicitly differentiate `2=e^(xy)cosy`?
  
• What is the derivative of `y=tan^-1 sqrt(3x)`?
  
• How do you express `cos theta - cos^2 theta + sec^2 theta` in terms of `sin theta`?
  
• What is the angle between `<6, 8 ,2 >` and `< -2, 7 ,-2 >`?
  
• How do you find the determinant of `((3, 1, -2), (4, 2, 5), (-6, 3, -1))`?
  
• How do you solve `(e^x+e^-x)/2=3`?
  
• A sequence `{a_n}` is defined recursively, with `a_1 = 1`, `a_2=2` and, for `n>2`, `a_n = (a_(n-1))/(a_(n-2))`. How do you find the term `a_(241)`?
  
• How do you find the sum of the infinite geometric series 36+24+16+...?
  
• How do you solve `log_3(x+16) - log_3(x) = log_3(2)`?
  
• What's the integral of `int (tanx)^8`?
  
• If `Cos(theta) = 0`, how do you find sec(theta)?
  
• How do I graph the ellipse with the equation `x^2+4y^2-4x+8y-60=0`?
  
• Question #b5198
  
• How do you find g o f which is g(f(x)) when f(x)=x^2-2 and g(x)=1/(x-2)?
  
• What is the derivative of `tan^2 (e^x)`?
  
• How do you find the equation of the normal to the circle `x^2 + y^2 = 40` at the point (6,2)?
  
• How do you find vertical, horizontal and oblique asymptotes for `f(x)= (x^3 - 5x^2 + 6x) / (x^2 + x -6)`?
  
• How do you find the vertical, horizontal and slant asymptotes of: `(x-3)/(x-2)`?
  
• How do you graph `X^2+Y^2-10X-4Y+28=0`?
  
• How do you integrate `int (x^3 + 2) / (x^4 -16)` using partial fractions?
  
• Using the definition of convergence, how do you prove that the sequence `lim (3n+1)/(2n+5)=3/2` converges?
  
• How do you implicitly differentiate `-3=(xy)/(1-e^y)`?
  
• How do you simplify `6sqrt18 + 3sqrt50`?
  
• How do you factor `6x^3 + 29x^2 + 23x - 30 = 0`?
  
• How do you write `(x-3)(x+2)(x+5)` in standard form?
  
• How do you solve `2k^2 - 5k + 2 ≤ 0`?
  
• How do you find the circumference of a circle whose diameter is 10 yards?
  
• How do you solve `5x^2 = 100` by factoring?
  
• How do you calculate `Tan (sin^-1 (2/3))`?
  
• What is the maximum possible area of the rectangle that is to be inscribed in a semicircle of radius 8?
  
• How do you differentiate `y = cos^-1 (e^-t)`?
  
• How do you differentiate `f(x)=(t^3)(tan6t)`?
  
• How do you use the trapezoidal rule with n=5 to approximate the area between the curve `y=(3x^2+4x+2)` from 0 to 3?
  
• How do you determine the length of a parametric curve?
  
• How do you find the domain and range of `y=4-x^2`?
  
• How do you graph and find the discontinuities of `1 /(x+6)`?
  
• Question #0dd83
  
• Find the exact value of sin(pi/12) , cos (11pi/12) , and tan (7pi/12)?
  
• How do you differentiate `y cos x = 1 + sin (xy)`?
  
• Differentiate with respect to y : (2x-cos3y)^4sec(ln(1-xy))+√(1+(√y))?
  
• How do I evaluate tan(23pi/6) without using a calculator?
  
• How do you find the derivative of Inverse trig function `y = arc csc (x/2)`?
  
• Is the function `f(x) = x^3 + x sin^2 x` even, odd or neither?
  
• How do you prove `cos(3x)= 4cos^3(x)-3cos(x)` using the double angle identity?
  
• How do you find the general solutions for `2 cos^2 x = 3 sin x`?
  
• How do you find the general solutions for `sinx+2tanx=0`?
  
• How do you solve `sin2x = sinx`?
  
• How do you find the general solutions for `4cos^2 (x) - 3 = 0`?
  
• How do you find the general solutions for `cos2xcscx-2cos2x=0`?
  
• Question #32016
  
• What is the derivative of `arctan(y/x)`?
  
• What is the derivative of `arctan(6x)`?
  
• How do you find the critical points `f(x)= 2x^3 + 3x^2 - 36x + 5`?
  
• Question #f73ad
  
• How do you solve `x^2-7x-6=0` using the quadratic formula?
  
• What is the domain of `f(g(x))` if `f(x)=x^2-4` and `g(x)=sqrt(2x+4)` ?
  
• How do I graph `2y < 8x - 4` on a coordinate plane?
  
• How do I simplify `(2x)/(x-3)-(x)/(x+3)`?
  
• How do you graph the system `y>x-2` and `y<=x`?
  
• What is the solution set for `abs(x – 6) = 10`?
  
• How do you factor `2x^2-x-15`?
  
• F(x)=-√(1-x) and g(x)=ln x (x-2). TRUE OR FALSE.explain. (i)none algebraic operation between f and g. (ii)g(f(x)) exists but not f(g(x)) ?
  
• What is the multiplicative inverse of a matrix?