Math, asked by AadhishJai, 11 months ago

What is (a+b)²-(a-b)²=?

Answers

Answered by ishwarsinghdhaliwal

0

(a+b)²-(a-b)²

= a²+b²+2ab-(a²+b²-2ab)

= a²+b²+2ab-a²-b²+2ab

= 4ab

Remember:

(x+y)²= x²+y²+2xy

(x-y)²= x²+y²-2xy

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