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7 November, 18:48

4a4 - 2b2 + 40 when a = 2 and b = 7.

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Answers (2)
  1. 7 November, 18:54
    0
    Are the numbers after the variables exponents?
  2. 7 November, 18:56
    0
    The answer is 44 which is correct
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