Question

Help with this last algebra 2 question

Answer 1

Given : f(x) = x³ - 2x²

⇒ f(i) = i³ - 2i²

We know that i² = -1 and i³ = -i

⇒ f(i) = -i - 2(-1)

⇒ f(i) = 2 - i

Option 4 is the Answer