1. Find the general solution of (general integral) of the differential equation.
1.22 exsinydx + tgydy = 0

2. Find the general solution of (general integral) of the differential equation.
2.22 2x2yy + y2 = 2

3. Find the general solution of (general integral) of the differential equation.
3.22 (2√xy - y) dx + xdy = 0

4. Find a particular solution of (partial integral) of the differential equation.
4.22 xy - 2y + x2 = 0, y (1) = 0.

5. Find the general solution of the differential equation.
5.22 y + x3√y = 3y

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