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Find the exact value of the following expression without using a calculator: tan \left ( \dfrac{2 \pi}{3} \right ). | Homework.Study.com
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Operate a Scientific Calculator: Basic Functions Explained
Determine which function is represented by the graph. Do not use a calculator. (a) f(x) = cos 2x (b) f(x) = sin(x/2-pi) (c) f(x) = sin(2x+pi) (d) f(x) =cos (2x-pi) (e) f(x) =
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