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Mathematics, 17.01.2021 20:40 marisa2278

N is a multiple of 5 A = N + 1
B = N – 1
Prove, using algebra, that A2 – B2 is always a multiple of 20

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N is a multiple of 5 A = N + 1
B = N – 1
Prove, using algebra, that A2 – B2 is always a...

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