MCQOPTIONS
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MCQOPTIONS
| 1. |
Differentiate 2(tan x)cot x with respect to x. |
| A. | 2 csc<sup>2</sup> u2061x.tan u2061x<sup>cot u2061x</sup> (1-log u2061(tan u2061x)) |
| B. | csc<sup>2</sup> u2061x.tan u2061x<sup>cot u2061x</sup> (1-log u2061(tan u2061x)) |
| C. | 2 csc<sup>2</sup> u2061x.tan u2061x<sup>cot u2061x</sup> (1+log u2061(tan u2061x)) |
| D. | 2tan u2061x<sup>cot u2061x</sup> (1-log u2061(tan u2061x)) |
| Answer» B. csc<sup>2</sup> u2061x.tan u2061x<sup>cot u2061x</sup> (1-log u2061(tan u2061x)) | |