Question: Verify whether the given differential equation is exact or not. Do not solve. 10. (e sin y+ 4x )dx + (e* cosy + 4x )


Verify whether the given differential equation is exact or not. Do not solve. 10. (e sin y+ 4x )dx + (e* cosy + 4x ) dy=0 11. (2xtan y + 3xay Jax+(x - x' sin y - y)dy = 0 12. Determine the constant A such that the differential equation is exact. Then solve the equation: (x + 6xyx+ (Ax + 4y)dy =0
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