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

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

A

`yy''-2(y')^(2)+1=0`

B

`yy''+(y')^(2)+1=0`

C

`yy''+(y')^(2)-1=0`

D

`yy''+2(y')^(2)+1=0`

Text Solution

Verified by Experts

The correct Answer is:
b
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