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)=2cos(x)+sin^2(x)critical f(x)=3x^4+4x^3-12x^2+7critical f(x,y)=x^4+y^4-4xy+1critical f(x,y)=x^3+x^2y^3-2y^2critical f(x)=x^3+3x^2-24x
Frequently Asked Questions (FAQ)
What is the critical f(x)=(x^2-4)/(x^2+4) ?
The critical f(x)=(x^2-4)/(x^2+4) is x=0