Question

Given: f(x) = -3x³ + x² - 3, find f(1). -1 1 -5 5

Answer 1

f(1) = - 5

Explanation:

substitute x = 1 into f(x)

f(1) = - 3(1)³ + (1)² - 3 = - 3(1) + 1 - 3 = - 3 + 1 - 3 = - 5