Solution

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

critical f(x)=(x+4)^{2/3}critical f(x)=2400x-2x^2critical f(x,y)=2ln(x)+ln(y)-4x-ycritical cos(x)-xcritical f(x)=|x-3|

Frequently Asked Questions (FAQ)

  • What is the critical x/(x^2+5) ?

    The critical x/(x^2+5) is x=-sqrt(5),x=sqrt(5)