MCQOPTIONS
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| 1. |
Family of curves \[y={{e}^{x}}(A\cos x+B\sin x)\], represents the differential equation [MP PET 1999] |
| A. | \[\frac{{{d}^{2}}y}{d{{x}^{2}}}=2\frac{dy}{dx}-y\] |
| B. | \[\frac{{{d}^{2}}y}{d{{x}^{2}}}=2\frac{dy}{dx}-2y\] |
| C. | \[\frac{{{d}^{2}}y}{d{{x}^{2}}}=\frac{dy}{dx}-2y\] |
| D. | \[\frac{{{d}^{2}}y}{d{{x}^{2}}}=2\frac{dy}{dx}+y\] |
| Answer» C. \[\frac{{{d}^{2}}y}{d{{x}^{2}}}=\frac{dy}{dx}-2y\] | |