trigonometry.

Asked by khushal305 | 29th Sep, 2009, 08:42: PM

Expert Answer:

(1 + tan2 θ )cot θ/cosec2 θ  = tan θ

sec2 θcot θ/cosec2 θ = tan θ

Using the Identity,

 1 + tan2 θ = sec2 θ,

sin2 θcot θ/cos2 θ = tan θ

tan2 θcot θ = tan θ

tan θ = tan θ..............since tan θcot θ = 1

Hence proved.

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Answered by  | 29th Sep, 2009, 10:17: PM

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