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30 May, 16:11

Simplify 5 (2 squared) - 1^2

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Answers (2)
  1. 30 May, 16:21
    0
    19 is the answer since 2 to the 2nd power is 4 5*4=20 - 1 to the 2nd power is - 1

    20-1=19
  2. 30 May, 19:39
    0
    The answer is 19 since 5x4=20 and 20-1=19
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