Solve the equation cotx=4 in interval 0≤x≤2π Thanks!
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Originally Posted by live_laugh_luv27 Solve the equation cotx=4 in interval 0≤x≤2π Thanks! $\displaystyle \tan{x} = \frac{1}{4}$ $\displaystyle x = \arctan\left(\frac{1}{4}\right)$ $\displaystyle x = \arctan\left(\frac{1}{4}\right) + \pi$
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