(a) Evaluate cos -1 T1 4t (b) Evaluate sin cOS 3
Added by Rhonda S.
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It seems like there is a missing operator or function. If you meant to write cos -1 (T1 4t), then we can evaluate it as follows: cos -1 (T1 4t) = arccos(T1 4t) This expression gives us the angle whose cosine is T1 4t. However, we cannot simplify it further Show more…
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