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If xsintheta=ycostheta=(2ztantheta)/(1-t...

If `xsintheta=ycostheta=(2ztantheta)/(1-tan^2theta),` then `4z^2(x^2+y^2)=`

A

`(x^(2)+y^(2))^(3)`

B

`(x^(2)-y^(2))^(3)`

C

`(x^(2)-y^(2))^(3)`

D

`(x^(2)+y^(2))^(2)`

Text Solution

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The correct Answer is:
C
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