Please solve the following problems.
1. Y = Sin(mSin-1x) prove that 1-x2 - xy-1 +m2y = 0
2
2. Y = Cosec x + Cot x prove that sin x (d2y ) = y2
dx2
3. If Y = 3cos(log x) + 4sin(log x) show that x2 (d2y ) + (dy ) + y = 0
dx2 dx
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