Question

Помогите решить уравнение!

Answer 1

f`(x) = x^2 - 2

g'(x) = -1 / 2sqrt(x)

f'(x)/g'(x) = (x^2 - 2)*(-2sqrt(x)) = -2(x^2-2)*sqrt(x) =0

sqrt(x) = 0, x = 0

x^2 - 2 = 0

x = +- sqrt(2)