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The number of solution(s) of the equatio...

The number of solution(s) of the equation `sqrt(x+1)-sqrt(x-1)=sqrt(4x-1)` is/are

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2014-MULTIPLE CHOICE QUESTIONS
  1. The number of solution(s) of the equation sqrt(x+1)-sqrt(x-1)=sqrt(4x...

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  2. The value of |z|^(2)+|z-3|^(2)+|z-i|^(2) is minimum when z equals -

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  3. If f(x)={(2x^(2)+1",", x le1),(4x^(3)-1",",x gt 1):}, then int(0)^(2)f...

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  4. If lim(x to 0) (2a sin x-sin2x)/(tan^(3)x) exists and is equal to 1, ...

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  5. The solution of the equation log(101)log(7)(sqrt(x+7)+sqrt(x))=0 is ...

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  6. The integrating factor of the differential equation (1+x^(2))(dy...

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  7. If sqrt(y)=cos^(-1)x, then it satisfies the differential equation (1-x...

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  8. The number of digits in 20^(301) (given log(10)2=0.3010) is

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  9. The area of the region bounded by the curves y=x^(2) and x=y^(2) is-

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  10. Let RR be the set of all real numbers and f : R to R be gi...

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  11. The value of "tan"(pi)/(5) +2"tan"(2pi)/(5)+4"cot"(4pi)/(5) is

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  12. Let f(x) be a differentiable function in [2,7]. If f(2)=3 and f'(x)le5...

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  13. If set A contains p elements and set B contains q elements then their ...

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  14. In a Delta ABC , tan A and tanB are the roots of pq(x^(2)+1) =r^(2)x....

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  15. If y=4x+3 is parallel to a tangent to the parabola y^(2)=12x, then ...

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  16. Let the equation of an ellipse be (x^(2))/(144)+(y^(2))/(25)=1. Then ...

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  17. The straight lines x+y=0, 5x+y=4 and x+5y=4 form

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  18. If sin^(-1)((x)/(13))+"cosec"^(-1)((13)/(12)) =(pi)/(2), then the valu...

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  19. The values of lambda for which the curve (7x+5)^(2)+(7y+3)^(2)=lambda^...

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  20. Let f(x)=x+1//2. Then the number of real values of x for which the t...

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