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The values of lambda for which the curve...

The values of `lambda` for which the curve `(7x+5)^(2)+(7y+3)^(2)=lambda^(2)(4x+3y-24)^(2)` represents a parabola is

A

`pm (6)/(5)`

B

`pm (7)/(5)`

C

`pm (1)/(5)`

D

`pm (2)/(5)`

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2014-MULTIPLE CHOICE QUESTIONS
  1. The straight lines x+y=0, 5x+y=4 and x+5y=4 form

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

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

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

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  5. Let f(x)=2x^(2)+5x+1. If we write f(x) as f(x)=a(x+1)(x-2)+b(x-2) (...

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  6. If alpha, beta are the roots of ax^(2)+bx+c=0 (a ne 0) and a+h, beta +...

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  7. Let p, q be real numbers . If alpha is the root of x^(2)+3p^(2)x+5q^(...

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  8. The equation of the common tangent with positive slope to the parabola...

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  9. The point on the parabola y^(2)=64x which is nearest to the line 4x+3y...

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  10. Let z(1),z(2) be two fixed complex numbers in the Argand plane an...

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  11. The function f(x)=(tan{pi[x-(pi)/(2)]})/(2+[x]^(2)) , where [x] denote...

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  12. The function f(x)=a sin|x| +be^(|x|) is differentiable at x = 0 when

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  13. If the coefficient of x^(8) in (ax^(2)+(1)/(bx))^(13) is equal to th...

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  14. If I= int(0)^(2) e^(x^(4)) (x-a) dx=0, then alpha lies in the interva...

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  15. The solution of the differential equation (dy)/(dx)=e^(y+x)+e^(y-x) is

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  16. Suppose that the equation f(x)=x^(2)+bx +c=0 has two distinct real ...

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  17. The function f(x)=x^(2)+bx+c, where b and c real constants, describes

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  18. Let n ge 2 bet an integer, A=((cos(2pi//n),sin(2pi//n),0),(-sin(2pi//n...

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  19. Ram is visiting a friend. Ram knows that his friend has 2 children ...

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  20. The value of the sum (""^(n)C(1))^(2)+(""^(n)C(2))^(2) +(""^(n)C(3))^(...

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