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If AB=2a, given base of triangle ABP where p is a varianle such that tanA+tanB=k(constant) then locus of P is? a: circle b:parabola c: hyperbola

If AB=2a, given base of triangle ABP where p is a varianle such that tanA+tanB=k(constant) then locus of P is?
a: circle b:parabola c: hyperbola

Grade:11

1 Answers

yashpal
8 Points
8 years ago
b:parabola is ans.
use A+B = 180-P then take tan and apply angle between lines formula. Assume A(a,0) B(-a,0)

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