Question

find a) dy/ dx
b) (d^2)/(dx^2)
if y= 4x^5 - 5x^3 -7x^2 + 4X + 20

Answer 1

@Jennifer Blooodsworth
Use this formula: d/dx (x^n) = n*x^(n-1)
and also remember derivative of a constant is zero

Answer 2

thanks =]