Question

Pla help will give 20 pointso

Answer 1

Step-by-step explanation:

We have to make x the subject:

y = x² + 4x + 4.

=> y = (x + 2)² by completing the square

=> x + 2 = ±√y

=> x = ±√y - 2

Therefore the inverse is y = ±√x - 2.