Question

3) Calcule as derivadas das seguintes funções:
a) f(x) = 2x3 – 4x2 – 5x + 3

Answer 1

$\mathsf{f(x)=2x^3-4x^2-5x+3}\\\\ \mathsf{f'(x)=2\cdot3x^2-4\cdot2x-5\cdot1}\\\\ \boxed{\mathsf{f'(x)=6x^2-8x-5}}$