Question

factorise polynomial : m2 – 8m – 128
$m {}^{2} - 8m - 128$
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Answer 1

Answer:

Factoring :

• m2-8m-128

•m2 - 16m + 8m - 128

☞m • (m-16) 8 • (m-16)

☞ (m+8) • (m-16)

(m + 8) • (m - 16) = 0

m+8 = 0

m = -8

m-16 = 0

m = 16