MCQOPTIONS
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| 1. |
The solution of the differential equation \[{{x}^{4}}\frac{dy}{dx}+{{x}^{3}}y+\text{cosec}\,(xy)=0\] is equal to [Pb. CET 2004] |
| A. | \[2\cos \,(xy)+{{x}^{-2}}=c\] |
| B. | \[2\cos \,(xy)+{{y}^{-2}}=c\] |
| C. | \[2\sin \,(xy)+{{x}^{-2}}=c\] |
| D. | \[2\sin \,(xy)+{{y}^{-2}}=c\] |
| Answer» B. \[2\cos \,(xy)+{{y}^{-2}}=c\] | |