Math, asked by nikhil8324, 2 months ago

Evaluate using suitable identity (2a-7)(2a-7)

Answers

Answered by kunalraj5862

2

(2a)²- (7)²

4a² - 49

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Answered by tummakeerthana19

0

Answer:

(2a-7)(2a-7)=(2a-7)²=(2a)²+(7)²-2(7)(2a)=4a²+49-28a

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