Solution

critical points

Solution

Solution steps
Find where is equal to zero or undefined
Identify critical points not in domain
Domain of
is not defined at , therefore:

Graph

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Popular Examples

critical f(x,y)=xy^3e^{x^3y}critical f(x)= 1/4 x^4-9/2 x^2critical f(x)=x^3-6x^2-15xcritical f(x)=x^2-4xy+2y^2+4x+8y+9critical f(x)=x^4+2x^2y+2x^2+y^2+1/6 y^3

Frequently Asked Questions (FAQ)

  • What is the critical f(x)=3x+(27)/x ?

    The critical f(x)=3x+(27)/x is x=-3,x=3