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 x/(x^2+9)critical x(1-x^2)^2critical f(x,y)=xy+8/x+8/ycritical f(x)=x^3-6x^2+5critical f(x)=-sin(x)
Frequently Asked Questions (FAQ)
What is the critical 6x^2-x^3 ?
The critical 6x^2-x^3 is x=0,x=4