How do you find the product of $(- m + 5 n) (- m - 5 n)$ $(-m+5n)(-m-5n)$ ?

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How do you find the product of $(- m + 5 n) (- m - 5 n)$ $(-m+5n)(-m-5n)$ ?

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Answer 1 · 2018-04-29T17:33:23

$m^{2} - 25 n^{2}$ $m^2-25n^2$

Explanation:

$(- m + 5 n) (- m - 5 n) = (- m) (- m) - m (- 5 n) + 5 n (- m) + 5 n (- 5 n) = m^{2} + 5 m n - 5 m n - 25 n^{2} = m^{2} - 25 n^{2}$ $(-m+5n)(-m-5n)=(-m)(-m)-m(-5n)+5n(-m)+5n(-5n)=m^2+5mn-5mn-25n^2=m^2-25n^2$

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How do you find the product of $(- m + 5 n) (- m - 5 n)$ $(-m+5n)(-m-5n)$ ?

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Explanation:

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How do you find the product of $(- m + 5 n) (- m - 5 n)$ $(-m+5n)(-m-5n)$ ?