Suppose u is in the interval $ \left(\frac{\pi}{2}, \pi\right) $ , with tan(u) = -1. Find an exact expression for $ \cos \left(\frac{\pi}{2}-u\right) $ .

Name: Suppose u is in the interval $ \left(\frac{\pi}{2}, \pi\right) $ , with tan(u) = -1. Find an exact expression for $ \cos \left(\frac{\pi}{2}-u\right) $ .
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Question

Suppose u is in the interval  $ \left(\frac{\pi}{2}, \pi\right) $  , with tan(u) = -1. Find an exact expression for $ \cos \left(\frac{\pi}{2}-u\right) $   .

Quizplus · Accepted Answer

The Answer of Suppose u is in the interval  $ \left(\frac{\pi}{2}, \pi\right) $  , with tan(u) = -1. Find an exact expression for $ \cos \left(\frac{\pi}{2}-u\right) $   .

Suppose U Is in the Interval (π2,π) \left(\frac{\pi}{2}, \pi\right) (2π​,π) , with Tan(u) = -1

Suppose U Is in the Interval $\left(\frac{\pi}{2}, \pi\right)$ , with Tan(u) = -1