Find all critical numbers of the function gxx422x2 no critic

Find all critical numbers of the function g(x)=x^4-22x^2

no critical numbers

Experts only!!

critical numbers:

Solution

g(x)=x^4-22x^2 g\'(x) = 0 4x^3 - 44 x = 0 x^3 - 11x = 0 x = 0 , 11^0.5 , -11^0.5