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# urgent!!!!!

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Let $$\theta$$ be an angle so that $$\sin(\theta) = 4/5$$

and $$\cos(\theta) =3/5$$. If that's the case, what are $$\cos\left(\theta - \pi\right), \cos\left(\theta - \frac{\pi}{2}\right)$$in that order?

Mar 25, 2021