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If k sin^(2)x+(1)/(k) cosec^(2) x=2, x i...

If k `sin^(2)x+(1)/(k) cosec^(2) x=2, x in (0,(pi)/(2)),`
then `cos^(2)x+5sinxcosx+6sin^(2)x` is equal to

A

`(k^(2)+5k+6)/(k^(2))`

B

`(k^(2)-5k+6)/(k^(2))`

C

6

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
D
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FIITJEE-TIPS-ASSIGNMENT (SECTION (I): MCQ (SINGLE CORRECT)
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  16. (p^^~q) ^^ (~pvvq) is

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  17. ~(prArr q)hArr ~pvv p) is a

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  18. Which of the following is logically equivalent to ~(~prArr q)?

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  19. Which of the following is logically equivalent to ~(~p implies q)

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  20. p implies q can also be written as-

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