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P1 and P2 are the length of perpendicula...

`P_1 and P_2` are the length of perpendicular from origin to the line `x sec theta + y cosec theta =a and x cos theta - y sin theta = a cos 2 theta` then ….... of the following is valid.

A

`4P_1^2 + P_2^2 = a^2`

B

`P_1^2 + 4P_2^2 = a^2`

C

`P_1^2 + P_2^2 = a^2`

D

None of these

Text Solution

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The correct Answer is:
A
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