IIT JEE ADVANCE If the two lines represented by
x²(tan²¢+cos²¢) - 2xytan¢ +y²sin²¢ = 0 make angle α,β with x axis then
(a) tanα+ tanβ = 4cosec2¢
(b) tanα tanβ= sec²¢ + tan²¢
(c) tanα -tanβ = 2
(d) tanα/tan β= 2+sin2¢ /2-sin2¢
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IIT JEE ADVANCE If the two lines represented by
x²(tan²¢+cos²¢) - 2xytan¢ +y²sin²¢ = 0 make angle α,β with x axis then
(a) tanα+ tanβ = 4cosec2¢
(b) tanα tanβ= sec²¢ + tan²¢
(c) tanα -tanβ = 2
(d) tanα/tan β= 2+sin2¢ /2-sin2¢
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