Plz help asked in prelim Q Prove:- tan2θsec θ+ 1 = 1 +cos θ1 -cos θ - Maths -

Question

Plz help asked in prelim

Q Prove:- tan 2 θ sec   θ +   1 = 1   +
cos   θ 1   - cos   θ

Shruti Tyagi · Accepted Answer

Dear Student,

tan2θsecθ+1apply tan2θ=sec2θ-1⇒sec2θ-1secθ+1⇒secθ-1secθ+1secθ+1⇒secθ-1⇒1cosθ-1⇒1-cosθcosθit appears that your question is incorrectKindly recheck the asked query again

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Plz help asked in prelim Q. Prove:- tan 2 θ sec θ + 1 = 1 + cos θ 1 - cos θ

Plz help asked in prelim

Q. Prove:- $\frac{\tan^{2} θ}{\sec θ + 1}$ = $\frac{1 + \cos θ}{1 - \cos θ}$