Problem

Problem

In which one of the following intervals the inequality sin⁡x<cos⁡x<tan⁡x<cot⁡x\sin x < \cos x < \tan x < \cot x can hold good? a. (7π4,2π)\left(\frac{7\pi}{4}, 2\pi\right) b. (3π4,π)\left(\frac{3\pi}{4}, \pi\right) c. (5π4,3π2)\left(\frac{5\pi}{4}, \frac{3\pi}{2}\right) d. (0,π4)\left(0, \frac{\pi}{4}\right)

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