Answers created by Matt M.

• Back to user's profile
• The position vector of A has the Cartesian coordinates (20,30,50). The position vector of B has the Cartesian coordinates (10,40,90). What are the coordinates of the position vector of A+B?
  
• How do you find the domain and range of `f(x) = x^2 + 5`?
  
• What is the equation of the normal line of `f(x)=-4x-10` at `x=-2`?
  
• How do you differentiate `-1/(r-2)^2`?
  
• How do you evaluate `(1+a/x)^x` as x approaches infinity?
  
• How do you determine if `f(x) = (x^3 - x)/(x^3 - 4x)` is an even or odd function?
  
• Question #109a1
  
• How do you differentiate `(4x − 2) / (x^2 + 1)`?
  
• How do you differentiate `f(x)=(e^x+x)(x^2-x)` using the product rule?
  
• How do you differentiate `y = Ln(5x)`?
  
• How do you find the roots, real and imaginary, of `y= 2x^2 - 2x -1` using the quadratic formula?
  
• What is the arclength of `(t-t^3,t+1)` on `t in [-2,4]`?
  
• How do you simplify `(-m^2n^4 times -mn^-2)^5`?
  
• How do you graph `y=0` using the intercepts?
  
• How do you solve `2(13t-15)+3(t-19)=0`?
  
• How do you simplify `5(2^3+4)/sqrt 36 times 7` using PEMDAS?
  
• For what values of x, if any, does `f(x) = 1/((x-2)(x+2)(e^x-1))` have vertical asymptotes?