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If a sin theta+b cos theta=c, then a cos...

If a `sin theta+b cos theta=c`, then a `cos theta- b sin theta` is equal to
यदि a `sin theta+b cos theta=c` है, तो a `cos theta- b sin theta` का मान किसके बराबर है?

A

A)`+-sqrt(a^2+b^2+c^2)`

B

B)`+-sqrt(c^2+a^2-b^2)`

C

C)`+- sqrt(a+b-c)`

D

D)`+-sqrt(a^2+b^2-c^2)`

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CHAMPION PUBLICATION-2014 TIER-II PAPER(19)-EXERCISE
  1. The value of theta(0lethetale90^(@)) satisfying 2sin^(2)theta=3costh...

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  2. a, b, c are the lengths of three sides of a DeltaABC. If a, b, c are r...

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  3. If a sin theta+b cos theta=c, then a cos theta- b sin theta is equal t...

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  4. If sin theta+cos theta=sqrt2 sin (90-theta) then the value of cot thet...

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  5. If theta is a positive acute angle and 3(sec^(2)theta+tan^(2)the...

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  6. If x cos^2 30^@. sin 60^@=(tan^2 45^@. sec 60^@)/(cosec 60^@) then the...

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  7. If tan alpha=2, then the value of (cosec^2 alpha-sec^2 alpha)/(cosec^2...

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  8. If sin(theta+30^@)=3/sqrt12 then the value of cos^2 theta is यदि si...

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

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

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

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

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  13. 1/(sqrt3+sqrt4)+1/(sqrt4+sqrt5)+1/(sqrt5+sqrt6)+1/(sqrt6+sqrt7)+1/(sqr...

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

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

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

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

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

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

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

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