1.

Factorise m^2- 14m - 32​

Answer»

ANSWER:

m=-2,2

Step-by-step EXPLANATION:

{m}^{2} - 14m - 32 \\ = {m}^{2} + 2m - 16m - 32 \\ = m(m + 2) - 2(m + 2) \\ = (m + 2)(m - 2) = 0 \\ m + 2 = 0 \: \: \: \: \: \: m - 2 = 0 \\ m = - 2 \: \: \: \: \: \: m = 2


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