Question

Expand(8m+7n) (8m-3n)
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Answer 1

Answer:

=> (8m + 7n)(8m - 3n)

=> 8m(8m - 3n) +7n(8m - 3n)

=> 64m² - 24mn + 56mn - 21n²

=> 64m² - 21n² + 32mn

Answer 2

Answer:

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