1.

Factorize each of the following algebraic expressions:a(x - y) + 2b(y - x) + c(x - y)2

Answer»

a (x – y) – 2b (x – y) + c (x – y)2 [Therefore, (y – x) = - (x – y)]

= (x – y) [a – 2b + c (x – y)]

= (x – y) (a – 2b + cx – cy)



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