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The differential equation of the family of parabolas whose vertex is at (1, 2) and axis is parallel to x - axis is

A

`2(dy)/(dx)(x-1)=y-2`

B

`x(dy)/(dx)=y-2`

C

`((dy)/(dx))^(2)-3xy=0`

D

`(dy)/(dx)(x-1)=y-2`

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2007-MULTIPLE CHOICE QUESTIONS
  1. If A and B are two square matrices of the same order such that AB = A,...

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  2. If x and a are real, then the value of a for which the expression x^(2...

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  3. The differential equation of the family of parabolas whose vertex is a...

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  4. The solution of (dy)/(dx)=xy+2y subject to the condition y = 1 at x = ...

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  5. The sum of the first 26 odd positive integers is

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  6. If Z(1) and Z(2) are two non-zero complex numbers such that |Z(1)+Z(2)...

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  7. The solution of (d^(2)y)/(dx^(2))-4(dy)/(dx)=0 is

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  8. If the coefficients of 2nd, 3rd and 4th terms of (1+x)^(2n) are in A.P...

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  9. A particle is projected vertically upwards with a velocity of 4900 cm/...

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  10. The value of sin (-300^(@)) is

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  11. The solution of the differential equation (dy)/(dx)=e^(x-y)+1 is

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

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  13. If f(x)=|x|+|1-x|, -2le x le 3, then the set of points of discontinuit...

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  14. Two cars start moving from the junction point of two perpendicular roa...

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  15. The value of lim(x to 0)(1-cos x)/(x^(2))

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  16. If A=[(2,3),(5,-2)] then A^(-1) is

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  17. The value of x, for which log(3)(5.3^(x-1)+1), log(9)(3^(1-x)+1) and 1...

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  18. A point moves in such a manner that the sum of the squares of the dist...

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  19. If the roots of the equation x^(2)+alpha^(2)=8x+6alpha are real, then ...

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  20. If two circles x^(2)+y^(2)+2gx+2fy=0 and x^(2)+y^(2)+2g'x+2f'y=0 touch...

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