Math, asked by ravihusain123, 7 months ago

Expand : [23a -15b]²

Answers

Answered by abhishekbansal3110

1

Answer:

(a-b)²=a²-2ab+b²

(23a-15b)²= (23a)²-2(23a)(15b)+(15b)²

529a²-690ab+225b²

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