tentukan nilai turunan f(x) -2/akar x

f(x) = -2/√x
= -2x^-½
maka f'(x) = x^-3/2

Turunan

f(x) = -2/√x
f(x) = -2x^(-1/2)
f'(x) = -2 . -1/2 . x^(-1/2 - 1)
f'(x) = x^(-3/2)
atau
f'(x)
= 1/ ( x√x)