SOLUTION: Please show me how to find and graph the derivative value? Thanks! given: y = X^2 at X = 3 and at X = -1

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Please show me how to find and graph the derivative value? Thanks! given: y = X^2 at X = 3 and at X = -1      Log On


   

Question 140344: Please show me how to find and graph the derivative value? Thanks!
given: y = X^2
at X = 3
and
at X = -1
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The derivative of y (y' or dy/dx) is 2x.
At x=3, the derivative is 2(3)=6.
At x=-1, the derivative is 2(-1)=-2.