MCQOPTIONS
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MCQOPTIONS
| 1. |
Find ( frac{dy}{dx} ), if x=log (tan t) and y=log (sin t). |
| A. | 2 cos<sup>2</sup> u2061t |
| B. | cos<sup>2</sup> u20612t |
| C. | cos<sup>2</sup>t |
| D. | -cos<sup>2</sup>t |
| Answer» D. -cos<sup>2</sup>t | |