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CBSE Class 9 Answered

Factorize  a^2 + b^2 -2(ab-ac+bc)
Asked by anitahajowar | 17 May, 2019, 06:23: AM
answered-by-expert Expert Answer
a2 + b2 - 2(ab-ac+bc)
= a2 + b2  - 2ab + 2ac - 2bc
= (a - b)2  + 2c(a - b)
= (a - b)(a - b + 2c)
Answered by Yasmeen Khan | 17 May, 2019, 10:48: AM

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