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

domain of f(x)=sqrt(4x-6)domain extreme f(x)=1125x-0.15x^3extreme points domain of y=(x-8)/((x-3)(x+5))domain periodicity of f(x)=1-sin(2x)periodicity domain of ln(x+3)domain

Frequently Asked Questions (FAQ)

  • What is the critical f(x)=2x(x+4) ?

    The critical f(x)=2x(x+4) is x=-2