Question

F(x) = (x + 2)² -3
Convert vertex form to standard form

Answer 1

f(x) = x^2 + 4x + 1

Explanation:

Perform the indicated multiplication. We obtain:

f(x) = x^2 + 4x + 4 - 3, or

f(x) = x^2 + 4x + 1. This is the quadratic equation in standard form.