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If x^2-y^2=40 , and x-y=4 , then x^2 + y...

If `x^2-y^2=40` , and x-y=4 , then `x^2 + y^2` =

A

2xy

B

`-2xy`

C

100+2xy

D

100-2xy

Text Solution

Verified by Experts

The correct Answer is:
D
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