Turunan pertama f(x) =( x^3 - 2x ) ^ 2 tolong bantu ya

ralat f'(x) = 2.(x³-2x). 3x²-2
f'(x) = (6x²-4)(x³-2x)
maaf kalo salahhhhhh

Jwbnny f'(x) =6x^5-16x^3+8x