MCQOPTIONS
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| 1. |
If \[y={{\sin }^{-1}}\frac{\sqrt{(1+x)}+\sqrt{(1-x)}}{2}\], then \[\frac{dy}{dx}=\] |
| A. | \[\frac{1}{\sqrt{(1-{{x}^{2}})}}\] |
| B. | \[-\frac{1}{\sqrt{(1-{{x}^{2}})}}\] |
| C. | \[-\frac{1}{2\sqrt{(1-{{x}^{2}})}}\] |
| D. | None of these |
| Answer» D. None of these | |