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Ordinary Differential Equations 2 Mark Creative Question Paper With Answer Key

12th Standard

    Reg.No. :
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Maths

Time : 00:30:00 Hrs
Total Marks : 30

    2 Marks

    15 x 2 = 30
  1. Form the differential equation satisfied by are the straight lines in my-plane.

  2. A curve passing through the origin has its slope ex, Find the equation of the curve.

  3. Solve: \(\frac{dy}{dx}=1+e^{x-y}\)

  4. Solve: x \(\frac{dy}{dx}=x+y\)

  5. Solve: \(\frac{dy}{dx}+y=e^{-x}\)

  6. Determine the order and degree of \(\frac { \left[ 1+\left( \frac { dy }{ dx } \right) ^{ 2 } \right] ^{ \frac { 3 }{ 2 } } }{ \frac { { d }^{ 2 }y }{ { dx }^{ 2 } } } =k\)

  7. Find the order and degree of \(\left( \frac { { d }^{ 2 }y }{ { dx }^{ 2 } } \right) ^{ 2 }+cos\left( \frac { dy }{ dx } \right) =0\)

  8. Find the order and degree of \(y+\frac { dy }{ dx } =\frac { 1 }{ 4 } \int { ydx } \)

  9. Form the Differential Equation representing the family of curves y = A cos(x + B) where A and B are parameters.

  10. Form the D.E of family of parabolas having vertex at the origin and axis along positive y-axis.

  11. Form the D.E corresponding to y=emx by eliminating 'm'.

  12. Solve :\(\frac { dy }{ dx } =\frac { 2x }{ { x }^{ 2 }+1 } \)

  13. Solve : \(\frac { dy }{ dx } =\frac { { e }^{ x }-{ e }^{ -x } }{ { e }^{ x }+{ e }^{ -x } } \)

  14. Solve:\(\frac { dy }{ dx } +y=1\)

  15. solve: x dy + y dx = xy dx

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