Math, asked by akashdeep38939, 11 months ago

using suitale identity evulate the following 87 square - 13 square

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Answered by amankumaraman11

1

${(87)}^{2} - {(13)}^{2} \\ \\ (87 + 13)(87 - 13) \\ \\ 100 \times 74 \\ \\ 7400$

Answered by devanshi1560

2

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