turunan pertama dari f (x)=(3x^2_2)(x^2+5)

f(x)=U.V => f'(x)=U'.V + U.V'
f(x)=(3x²-2)(x²+5)
f'(x)=(6x)(x²+5) + (3x²-2)(2x)
=(6x³+30x) + (6x³-4x)
=12x³+26x