If p and q are the lengths of perpendicular from the origin to the lines.
x cos theta- y sin theta = k cos 2 theta , and xsec theta + y cosec theta = k respectively, prove thatp^2 + 4q^2 = k^2If p and q are the lengths of perpendicular from the origin to the lines.
x cos theta- y sin theta = k cos 2 theta , and xsec theta + y cosec theta = k respectively, prove thatp^2 + 4q^2 = k^2