Solution

critical points

Solution

Solution steps
Find where is equal to zero or undefined
Identify critical points not in domain
Domain of
All critical points are in domain

Popular Examples

range of f(x)= 1/(x^2-1)range inverse of f(x)= 1/(x^6)inverse parity 8x^3+3xparity midpoint (4,-1),(-2,-5)midpoint extreme x^{2/3}-4extreme points

Frequently Asked Questions (FAQ)

  • What is the critical sqrt(25-x^2) ?

    The critical sqrt(25-x^2) is x=-5,x=0,x=5