Q. 364.4( 5 Votes )

If cosec θ = 2x and cot θ = 2/x find the value of 2.

Answer :

Given: 2x = cosec θ , and 2/x = cot θ

Consider 2(x2 – (1/ x2)) =


= (1/2)(cosec2 θ – cot2 θ)

= 1/2 ( cosec2 x – cot2 x = 1)

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