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Question

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1−

1+cos0

sin

2

0

+

sin0

1+cos0

−

1−cos0

sin0

equals

Medium

Solution

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Correct option is A)

1−

1+cos0

sin

2

0

+

sin0

1+cos0

−

1−cos0

sin0

1−

1+cos0

1−cos

2

0

+

sin0

1+cos0

−

1−cos0

sin0

=1−

1+cos0

(1−cos0)(1+cos0)

+

(1−cos0)(sin0)

1−cos

2

0−sin

2

0

⇒1−(1−cos0)+

(1−cos0)(sin0)

1−(1)

=cos0

=1