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The order of the differential equation o...

The order of the differential equation of ellipse whose major and minor axes are along x-axis and y-axis respectively, is

A

`xy y_(2) - xy_(1)^(2) + y y_(1) = 0`

B

`xy y_(2) + xy_(1)^(2) - y y_(1) = 0`

C

`xy y_(2) + xy_(1)^(2) + y y_(1) = 0`

D

`xy y_(2) + xy_(1)^(2) = 0`

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-DIFFERENTIAL EQUATIONS-Assignment Section - B (Objective Type Questions (One option is correct))
  1. The differential equation of all circles passing through the origin...

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  2. The solution of (dy)/(dx)=(a x+h)/(b y+k) represent a parabola when

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  3. The order of the differential equation of ellipse whose major and mino...

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  4. The differential equation of all parabolas whose axis are parallel t...

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  5. The solution of the equation 2xy' - y = 3 represents a family of

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  6. If (dp)/(dy) = 3^(cos y) sin y, then P is equal to

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  7. The solution of (dy)/(dx)-y=1, y(0)=1 is given by

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  8. The general solution of the differential equaiton (1+y^(2))dx+(1+x^(2)...

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  9. The solution of the differential equation y(dy)/(dx)=x-1 satisfying y(...

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  10. Solution of the differential equation sin x. cos y dy + cos x. sin y d...

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  11. Solution of differential equation (dy)/(dx) = (2)/(x+y) is

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  12. The differential equation (dy)/(dx)=(sqrt(1-y^2))/y determines a fa...

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  13. If y=y(x) and (2+sinx)/(y+1)((dy)/(dx))=-cosx ,y(0)=1, then y(pi/2)=

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  14. The slope of the tangent at (x , y) to a curve passing through a po...

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  15. The solution of the differential equation (dy)/(dx) = (y)/(x)+ (Q((...

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  16. The solution of differential equation x^(2)y^(2)dy = (1-xy^(3))dx is

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  17. Solve the following differential equation: (1+x^2)(dy)/(dx)+y=e^tan^((...

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  18. ydx+(x+x^(2)y)dy=0

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  19. The family whose x and y intercepts of a tangent at any point are resp...

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  20. The solution of the equation y' = cos (x-y) is

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