Math, asked by suhanisingh40411, 7 months ago

If a + b = –1 and a – b = 1, a2 – b2 = ?

Answers

Answered by tussharprabhu

1

Step-by-step explanation:

a2-b2= (a-b)(a+b)

a2-b2=1×(-1)

a2-b2=(-1)

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