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What is ((sec18^(@))/(sec144^(@))+("cos...

What is `((sec18^(@))/(sec144^(@))+("cosec"18^(@))/("cosec"144^(@)))` equal to ?

A

`sec 18^@`

B

`cosec 18^@`

C

`-sec 18^@`

D

`-cosec18^@`

Text Solution

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The correct Answer is:
A
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PUNEET DOGRA-TRIGONOMETRY-PREV YEAR QUESTIONS
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  14. Which one of the following is correct?

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  16. What is the value of (1+tan15^(@))/(1-tan15^(@))?

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  17. If angles A, B and C are in AP, then what is sin A + 2 sin B + sin C e...

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  19. What angle A lies in the third quadrant and it satisfies the equation...

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