SOLUTION: what number must be added to 9x^2+9x to form a perfect square?

SOLUTION: what number must be added to 9x^2+9x to form a perfect square?

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Question 174991: what number must be added to 9x^2+9x to form a perfect square?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
what number must be added to 9x^2+9x to form a perfect square?
2.25

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