Hidden Label: left parenthesis, "r" sin left parenthesis, "a" , right parenthesis , "r" cos left parenthesis, "a" , right parenthesis , right parenthesis equals left parenthesis, 2.7 , 1.6 , right parenthesis Has graph. To audio trace, press ALT+T.rsina,rcosa
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equals=
left parenthesis, 2.7 , 1.6 , right parenthesis2.7,1.6