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Mathematics, 08.04.2021 14:00 DWilson1234

What must be added to the expression x2-18 to make it a perfect square?
A 64 B.81 C. 100 D. 144 E. 125

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What must be added to the expression x2-18 to make it a perfect square?
A 64 B.81 C. 100 D. 1...
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