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Which of the following integrals can be evaluated |
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y + 1 = Ae<sup>x</sup>
y + 1 = Axe<sup>x</sup>
xe<sup>x </sup>= C
y + xe<sup>x</sup>= C
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7 |
The differential equation of all st. lines which are at a constant distance to form the origin is |
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8 |
The differential equations of all conis whose axes coincide with the co-ordinate axis is |
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The differential equation representing the family of curves y = A cos (x + B), where A, B are parameters, is |
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1
2
3
4
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1
2
3
4
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Te order of the differential equation of all conics whose axes coincide with the axes of co-ordinates is |
2
3
4
1
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2, 3
3, 3
2, 6
2, 4
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