Which expression is a perfect square?
A Β² β 45+ 4
B. 7 β 42 - 4
c. 7 β 92 +9
D. 2...
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Mathematics, 24.05.2021 17:00 Theresab2021
Which expression is a perfect square?
A Β² β 45+ 4
B. 7 β 42 - 4
c. 7 β 92 +9
D. 2 -9x-9
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Answers: 1
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