Math, asked by rohitsharma370, 8 months ago

(e) 9c2- a² + 4ab - 4b2

Answers

Answered by vyasananya057

5

Answer:

9c^2 - (a-2b) ^2. because a^2+4ab-4b^2=(a-2b)

(3c) ^2 - (a-2b) ^2

(3c - a -2b) ( 3c+ a +2b)

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