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If x^(2)+y^(2) =1 then...

If `x^(2)+y^(2) =1 then

A

`yy_(2)-2y_(1)^(2)+1 =0`

B

`yy_(2)+2y_(1)^(2)+1 =0`

C

`yy_(2)+2y_(1)^(2)-1 =0`

D

`yy_(2)+2y_(1)^(2)+1 =0`

Text Solution

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The correct Answer is:
B
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