Math, asked by chowdhurysunil158, 6 months ago

(vii) (a + b)2-(a - b)2 = 69?

Answers

Answered by pushpakumari7150573

0

Answer:

4ab

Step-by-step explanation:

(a²+b²+2ab)-(a²+b²-2ab)=69

a²+b²+2ab-a²-b²+2ab=69

4ab=69

I hope this will help you

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