Fafactorise factorise m square Plus 14 m + 49 – InterviewSolution

1.

Fafactorise factorise m square Plus 14 m + 49

Answer»

-7

Step-by-step EXPLANATION:

$m {2} + 7m + 7m + 49$
$m(m + 7) + 7(m + 7)$
$(m + 7) (m + 7) = 0$
$m = - 7$

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