Question

Calcule as derivadas de f(x):
P(z) = (z-1)(2z+1)

Answer 1

• Use que: f(x) = x^n, f'(x) = nx^(n - 1)

P(z) = (z - 1)(2z + 1)

P(z) = 2z² + z - 2z - 1

P(z) = 2z² + z - 1

P'(z) = 2 . 2z + 1

P'(z) = 4z

Resposta: 4z