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,y)=2x^2-xy-3y^2-3x+7ycritical y=3x^4+4x^3+xcritical f(x,y)=x^3-3xy^2+12y^2critical f(x)=x*e^xcritical e^{x^2-8x-1}

Frequently Asked Questions (FAQ)

  • What is the critical 4x+sin(4x) ?

    The critical 4x+sin(4x) is x= pi/4+(pin)/2