1. Solve: ye*) dx + (xe*y+ 2y) dy = 0. %3D 2. Solve: (1+ x²) +y = etanx ty3e" dx %3D 3. Solve: p(p + y) = x(x + y). %3D 4. Find the general and singular solution of the differential equation (px - y)(x-py) = 2p by taking u = x²,v = y². 5. Solve: (1+xy)y dx + (1 – xy)x dy = 0. %3D

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A: According to our guidelines we can answer only one question and rest can be reposted. 

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