Question

Factorise:
(1 + m)? - 41m​

Answer 1

Answer:

(l+m)²−4lm

=l²+2lm+m²−4lm

=l²−2lm+m²

=(l−m)²=(l−m)(l−m)

Answer 2

Answer:

(l+m) 2 −4lm

=l 2 +2lm+m 2 −4lm

=l 2 −2lm+m 2

=(l−m) 2

=(l−m)(l−m)

Step-by-step explanation:

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