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(cos 15^(@) + sin 15^(@))/(cos 15^(@) - ...

`(cos 15^(@) + sin 15^(@))/(cos 15^(@) - sin 15^(@)) = `

A

1

B

`sqrt(3) `

C

`1//sqrt(3)`

D

`2+sqrt(3)`

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-TRIGONOMETRIC RATIOS AND IDENTITIES -EXERCISE 1 B ( COMPOUNDS ANGLES )
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