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If sin(theta+30^@)=3/sqrt12 then the val...

If `sin(theta+30^@)=3/sqrt12` then the value of `cos^2 theta` is
यदि `sin(theta+30^@)=3/sqrt12` है, तो `cos^2 theta` का मान ज्ञात करें।

A

A)`sqrt3/2`

B

B)`1/2`

C

C)`1/4`

D

D)`3/4`

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CHAMPION PUBLICATION-2014 TIER-II PAPER(19)-EXERCISE
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  3. If sin(theta+30^@)=3/sqrt12 then the value of cos^2 theta is यदि si...

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  4. In a right angled triangle PQR, PR is the hypotenuse of length 20 cm, ...

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  5. If 0lethetale90^@ and 4 cos^2 theta-4 sqrt3 cos theta+3=0, then the va...

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  6. If y = 3:2, then value of (x + y )/(x - y) is :

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  7. If 50% of x=30% of y then x : y is :

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  8. 1/(sqrt3+sqrt4)+1/(sqrt4+sqrt5)+1/(sqrt5+sqrt6)+1/(sqrt6+sqrt7)+1/(sqr...

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  9. While solving a problem, by mistake, Ankita squared a number and then ...

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  10. A General of Army wants to form a square from 36562 armies. After arra...

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  11. The square root of (2 + sqrt(3))/(2) is

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  12. The value of sqrt(72+sqrt(72+sqrt(72+))) is

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  13. In a farm there are cows and hens. If heads are counted they are 180, ...

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  14. The number which can be written in the form of n (n+1) (n+ 2), where n...

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  15. The value of (11111)^(2) is

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  16. Two workers A and B are engaged to do a piece of work. A working alone...

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  17. If a man earns ₹ 2,000 for his first 50 hours of work in a week and t...

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  18. If x can finish a job in 4 hours and y can finish the same job in 8 ho...

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  19. A company employed 200 workers to complete a certain work in 150 days....

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  20. x can copy 80 pages in 20 hours, x and y together can copy 135 pages i...

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