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Let A, B C be three angles such that A =...

Let A, B C be three angles such that `A = pi/4` and `tan B tan C = p`. Set of all possible values of p such that A, B , C are angles of a triangle.

A

`(- infty, infty)`

B

`(- infty, 0)`

C

`(3 + 2 sqrt2, infty)`

D

`(- infty, 0) cup [3 + 2 sqrt2, infty)`

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The correct Answer is:
D
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AAKASH SERIES-PROPERTIES OF TRIANGLES-LECTURE SHEET EXERCISE - II(Straight Objective Type Questions)
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