Question

$(m + 3) {}^{2} - 16$
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Answer 1

$(m + 3) {}^{2} - 16 \\ (m + 3) {}^{2} - (4) { }^{2} \\ (m + 3 - 4)(m + 3 + 4) \\ (m - 1)(m + 7)$

Answer 2

Hope it will help you


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