(5 + 4) ^2 - (5 - 4) ^2

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541

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(5 + 4) ^2 - (5 - 4) ^2 = 80

Guest Apr 26, 2014

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Best Answer

+118608

+5

81-1=80 Yes that is a fact. However, it is not a question!

Melody Apr 26, 2014

1⁺⁰ Answers

+118608

+5

Best Answer

81-1=80 Yes that is a fact. However, it is not a question!

Melody Apr 26, 2014

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