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)= 1/(sqrt(2pi))e^{-(x^2)/2}critical f(x)=2x^3+3x^2+4critical f(x)=(x^2+x)*(x^2-1)^{-1}critical x^4+2x^3-2x^2+4critical f(x)=(x^2+x)/(x^2-1)

Frequently Asked Questions (FAQ)

  • What is the critical f(x)=18cos(x)+9sin^2(x) ?

    The critical f(x)=18cos(x)+9sin^2(x) is x=2pin,x=pi+2pin