MCQOPTIONS
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| 1. |
The number of solutions of the equation \[{{\sin }^{5}}x-{{\cos }^{5}}x=\frac{1}{\cos x}-\frac{1}{\operatorname{sinx}}(\sin x\ne \cos x)\]is |
| A. | 0 |
| B. | 1 |
| C. | infinite |
| D. | None of these |
| Answer» B. 1 | |