3 years ago

Pla help will give 20 pointso

Mathematics

1 answer:

prohojiy [21]3 years ago

7 0

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.

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