Question

Prove: (1+tan?)(1+ sin 0) (1 - sin 6) = 1.​

Answer 1

Answer:

Answer

(1+tan

2

θ)(1−sinθ)(1+sinθ)

=(sec

2

θ)(1−sin

2

θ)

=(sec

2

θ)(cos

2

θ)

=(sec

2

θ)(

sec

2

θ

1

)

=1