Math, asked by mithunclg3691, 8 months ago

How is (a-b)²- (a+b)² =4ab

Answers

Answered by nhorsanglama

1

Answer:

hope it helps

Step-by-step explanation:

(a-b)²- (a+b)² =4ab

a²-2ab+b²-(a²+2ab+b²)

a²-2ab+b²-a²-2ab-b²

Cancelled a²-a²+b²-b²

answer = -4ab

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