Math, asked by wanplielad, 2 months ago

Factorise the following expressions :-

a) 121 a²- 88bc + 16c²

Answers

Answered by divyajadhav66

7

121 a²- 88bc + 16c²

Using the identity......(a-b)²=a-2ab+b²

121b²=(11b)² and 16c²=(4c)²

So ,(11b)² -88bc+(4c)²

=(11b-4c)²

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