Question

A derivada da função
f(x) = 10x + 5x é: 3 2

A) y’= 30x + 5 2
B) y’= 30x +5
C) y’= 20x + 5x2
D) y’=30x + 10x2
E) y’=30x

Answer 1

y = 10x³ + 5x²
y'= 3.10x³-¹ + 2.5x²-¹
y'= 30x² + 10x