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Shalnov [3]
3 years ago
6

Solve. (3x)^2 - 7y^2 when x = 3 and y = 2

Mathematics
2 answers:
aleksandr82 [10.1K]3 years ago
7 0
81-28-53 the answer is 53
Dennis_Churaev [7]3 years ago
4 0
The answer is 53. you can substitute x and y in equation

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