Question

Dada a função f(x) = x² - x, com x ∈ R e y ∈ R, calcule:

f(1) + 3f(-1) - 5f(3) + f(0)

Answer 1

Olá Eduuh

f(x) = x² - x

f(1) = 1² - 1 = 0
f(-1) = (-1)² - 1 = 1 - 1 = 0
f(3) = 3² - 3 = 9 - 3 = 6
f(0) = 0

f(1) + 3f(-1) - 5f(3) + f(0) =

0 + 0 - 30 + 0 = -30 

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