MCQOPTIONS
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| 1. |
Integrating factor of differential equation \[\cos x\frac{dy}{dx}+y\sin x=1\]is [MP PET 1996] |
| A. | \[\cos x\] |
| B. | \[\tan x\] |
| C. | \[\sec x\] |
| D. | \[\sin x\] |
| Answer» D. \[\sin x\] | |