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Question : 21
Total: 29
Solve the differential equation : x dy − y d x = √ x 2 + y 2 d x , given that y = 0 when x = 1 .
OR
Solve the differential equation :( 1 + x 2 )
+ 2 x y − 4 x 2 = 0 , subject to the initial condition y ( 0 ) = 0 .
OR
Solve the differential equation :
Solution:
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