MCQOPTIONS
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| 1. |
If \[x=\exp \left\{ {{\tan }^{-1}}\left( \frac{y-{{x}^{2}}}{{{x}^{2}}} \right) \right\}\,\,\], then \[\frac{dy}{dx}\]equals [MP PET 2002] |
| A. | \[2x\,[1+\tan \,(\log x)]+x{{\sec }^{2}}(\log x)\] |
| B. | \[x\,[1+\tan \,(\log x)]+{{\sec }^{2}}(\log x)\] |
| C. | \[2x\,[1+\tan \,(\log x)]+{{x}^{2}}\,\,{{\sec }^{2}}(\log x)\] |
| D. | \[2x\,[1+\tan \,(\log x)]+{{\sec }^{2}}(\log x)\] |
| Answer» B. \[x\,[1+\tan \,(\log x)]+{{\sec }^{2}}(\log x)\] | |