Question

найдите производную функции y=(x2-2)(x+5)

Answer 1

$y'=((x^2-2)(x+5))'=(x^2-2)'(x+5)+(x^2-2)(x+5)'= \ =2x(x+5)+(x^2-2)*1=2x^2+10x+x^2-2=3x^2+10x-2$