Question

найдти производную ффункции f(x)=(4x^2+5)(x-1)

Answer 1

f(x)=(4x²+5)(x-1)
f'(x)=(4x²+5)'(x-1)+(4x²+5)(x-1)'=8x(x-1)+(4x²+5)·1=8x²-8x+4x²+5=12x²-8x+5