Question: Try to solve these example problems. (Practice Solving) Obtain the general solution of x2 dy + (xy + x?)dx = 0 a. y(x + 2y)

Try to solve these example problems. (Practice Solving) Obtain the general solution of x2 dy + (xy + x?)dx = 0 a. y(x + 2y) = C b. x(y + 2x) = C C. x(x - 2y) = C d. None of the above Obtain the particular solution of sin x sin y dx + cos x cosy dy = 0, when x = 0, y = 90 a. siny = cos x b. siny = -cos x C. tany = 1 d. None of the above Obtain the general solution of (y2 - x?)dy = 2xydx a. (v2 - 3x2) = Cy b. y(y2 + 3x2) = C C. x(y2 + 3x2) = C d. None of the above
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