Question

Factorise by splitting middle term(m2-3m-70)(here 2 means power of m)

Answer 1

m2-3m-70
m2-10m+7m-70
m(m-10)+7(m-10)
(m-10)(m+7)

Answer 2

Answer:

=m^2-10m+7m-70

=m(m=10)+7(m-10)

=(m-10)(m+7).

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Hope it will helpful for you.