Jee Main
Straight Lines And Pair Of Straight Lines
JEE Main 2021 (Online) 31st August Morning Shift
MCQ+4 / -12021
If p and q are the lengths of the perpendiculars from the origin on the lines,
x cosec \(\alpha\) \(-\) y sec \(\alpha\) = k cot 2\(\alpha\) and
x sin\(\alpha\) + y cos\(\alpha\) = k sin2\(\alpha\)
respectively, then k2 is equal to :
x cosec \(\alpha\) \(-\) y sec \(\alpha\) = k cot 2\(\alpha\) and
x sin\(\alpha\) + y cos\(\alpha\) = k sin2\(\alpha\)
respectively, then k2 is equal to :