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If log(a)x=y, then the value of loga(a/x...

If `log_(a)x=y`, then the value of `log_a(a/x)` is

A

`1-y`

B

`1+y`

C

y

D

`-y`

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2007-MULTIPLE CHOICE QUESTIONS
  1. If in an arithmetic progression, the sum of n terms is equal to the su...

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  2. If f(x)=x(x-1)(x-2), 0 le x le 4, then the point xi which satisfies Me...

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  3. If log(a)x=y, then the value of loga(a/x) is

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  4. The sides of the rectangle of the greatest area that can be inscribed ...

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  5. The polar co-ordinates of the point (-sqrt(3), 1) are

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  6. If two sides of a triangle are 2sqrt""3-2 and 2sqrt""3+2 and their inc...

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  7. The solution of the equation (dy)/(dx)=xy+y subject to the conditions,...

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  8. An integrating factor of the differential equation (dy)/(dx)(x log x)+...

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  9. Which one of the following is incorrect for any two events A and B ?

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  10. The sum of the infinite series 1+(1)/(|ul(2))+(1.3)/(|ul(4))+(1.3.5)/(...

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  11. Two mappings f : R to R and g : R to R are defined in the following wa...

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  12. If the arithmetic mean of the roots of x^(2)-2ax+b=0 is A and the geom...

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  13. Let y=a(1-cos theta), x = a(theta - sin theta). Then y regarded as a f...

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  14. Let I=int(-2)^(+2){x-[x]}dx when [x] represents the greatest integer n...

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  15. A particle moves according to the law s=t^(3)-9t^(2)+24t. The distance...

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  16. The value of int (1)/(e^(x)+e^(-x))dx is

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  17. If f'(2)=1, then lim(h to 0)(f(2+h)-f(2-h))/(2h) is equal to

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  18. Two fair dice are thrown. The probability that the sum of the numbers ...

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  19. The sum of all the coefficients in the expansion of (x^(2)+(1)/(x))^(n...

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  20. The domain of definition of the function f(x)=sin^(-1)(|x-1|-2) is

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