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Differential equation
1.Find the degree and order of the following differential equations.
(i) ( dy/dx)2 - 4x = d2 y/ dx2
(ii) Y = x dy/ dx + a 2
(iii) 3/2 = 5 d2y / d x2
(iv) x2 ( d2 y / dx2 )3 + y ( dy/dx ) 4 + y4 = 0
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