Are you asking on how to make it as a perfect square?

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Are you asking on how to make it as a perfect square?

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To make it a perfect square, you must add 1 to both sides.

x^2 + 2x + 1 = 1 + 1

x^2 + 2x + 1 = 2

Then we factor it to prove if its factors when multiplied will be equal to x^2 + 2x +1...

(x + 1)(x + 1) = 2

Since, it has two common factors then it is a perfect square.