Expression 21: "y" equals left parenthesis, tan 30 , right parenthesis left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis Has graph. To audio trace, press ALT+T.y=tan30x−A1
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Expression 22: "y" equals negative left parenthesis, tan 30 , right parenthesis left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis Has graph. To audio trace, press ALT+T.y=−tan30x−A1
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Expression 23: left parenthesis, "D" Subscript, 1 , Baseline plus "R" cos "t" , "D" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis Has graph.D1+Rcost,D2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 360360
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Expression 24: left parenthesis, "D" Subscript, 1 , Baseline plus "R" cos "t" , "D" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis Has graph.D1+Rcost,D2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 360360
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Expression 25: polygon left parenthesis, "A" , "B" , "D" , "C" , right parenthesis Has graph.polygonA,B,D,C
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Expression 26: polygon left parenthesis, "B" , "C" , right parenthesis Has graph.polygonB,C