If p and q are the lengths of the perpendicular from the origin to the straight lines x\sec\alpha=y\cosec\alpha=10 and x\cos\alpha-y\sin\alpha=10\cos2\alpha, then 4p^2+q^2=

AP EAMCET Engineering 24 Apr 2017 Shift 1 Paper

Section: Mathematics

Question : 45 of 160

Marks: +1, -0

If p and q are the lengths of the perpendicular from the origin to the straight lines x‌sec‌α=y‌cosec‌α=10 and x‌cos‌α−y‌sin‌α=10‌cos‌2‌α, then 4p2+q2=

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