Question

Simplify (1-sin 0) (1 + sin 0) (1 + tan20).​

Answer 1

Answer:

Solution

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Correct option is A)

(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