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23 February, 00:18

Solve.

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

+4
Answers (2)
  1. 23 February, 00:29
    0
    The answer is 53. you can substitute x and y in equation
  2. 23 February, 00:45
    0
    81-28-53 the answer is 53
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