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I can't find S to D button I couldn't find the fraction button at first but I found it eventually so I dont know if it's a diffrrent symbol or its just
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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