MCQOPTIONS
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MCQOPTIONS
| 1. |
Evaluate the differentiation of (tan^{-1} frac{cos(x)-sin(x)}{cos(x)+sin(x)} ) |
| A. | tan<sup>-1</sup> u2061x |
| B. | 1 |
| C. | 0 |
| D. | -1 |
| Answer» C. 0 | |