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Friends, i need help with this question.
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Friends, i need help with this question.

Friends, i need help with this question.-example-1
User Omnaest
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1 Answer

5 votes

Answer:

Explanation:

The answer is 4.

Once you add 4, you get:

x^2 -2x + 4 = 7.

The left side is factorable:

(x-2)^2 = 7.

There is your perfect square.

User Japreiss
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8.7k points
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