standing waves | Desmos

Expression 6: "y" equals cosine left parenthesis, "t" , right parenthesis sine left parenthesis, "x" , right parenthesis Has graph. To audio trace, press ALT+T.

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Expression 7: "y" equals cosine left parenthesis, 2 "t" , right parenthesis sine left parenthesis, 2 "x" , right parenthesis

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Expression 8: "y" equals cosine left parenthesis, 3 "t" , right parenthesis sine left parenthesis, 3 "x" , right parenthesis

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Expression 9: "y" equals cosine left parenthesis, "t" , right parenthesis sine left parenthesis, "x" , right parenthesis plus 1 quarter cosine left parenthesis, 2 "t" , right parenthesis sine left parenthesis, 2 "x" , right parenthesis plus 1 ninth cosine left parenthesis, 3 "t" , right parenthesis sine left parenthesis, 3 "x" , right parenthesis

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Expression 10: "y" equals "e" Superscript, 8 left parenthesis, cos left parenthesis, "x" minus "t" , right parenthesis minus 1 , right parenthesis , Baseline minus "e" Superscript, 8 left parenthesis, cos left parenthesis, "x" plus "t" , right parenthesis minus 1 , right parenthesis , Baseline

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Expression 11:

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