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If p and q are the prependicular distanc...

If p and q are the prependicular distance from the origin to the straight lines `xsectheta-ycosectheta=a and xcostheta+ysin theta =acos2theta` then

A

`4p^2+q^2=a^2`

B

`p^2+q^2=a^2`

C

`p^2+q^2=a^2`

D

`4p^2+q^2= 2a^2`

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