1.

Factorize:b(c-d)^2 + a (d-c) + 3 (c-d)​

Answer»

EXPLANATION:

B(C-d)(c-d)+a(d-c)+3(c-d)

(c-d){b(c-d)+a(d-c)+3}

(c-d){bc-bd+ad-ac+3}

(c-d){-bd+ad+bc-ac}+3

(c-d){-d(b-a)+c(b-a)}+3

(c-d){(b-a)(c-d)}+3

(c-d)(b-a)+3


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