MCQOPTIONS
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MCQOPTIONS
| 1. |
Find the value of tan-1 ( ( frac{1}{3} ))+tan-1 ( ( frac{1}{5} ))+tan-1 ( frac{1}{7})[/latex] |
| A. | tan<sup>-1</sup> u2061 (( frac{4}{7}) ) |
| B. | tan<sup>-1</sup> u2061 (( frac{9}{7}) ) |
| C. | tan<sup>-1</sup> u2061 (( frac{7}{9}) ) |
| D. | tan<sup>-1</sup> u20611 |
| Answer» D. tan<sup>-1</sup> u20611 | |