Expression 17: "E" Subscript, 1 , Baseline equals "R" cosine left parenthesis, tan to the negative 1st power StartFraction, "B" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline , EndFraction plus 2 "B" Subscript, "O" "C" , Baseline , right parenthesisE1=Rcostan−1B2B1+2BOC
equals=
negative 7.1 9 1 6 4 9 1 3 7 7 4−7.19164913774
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Expression 18: "E" Subscript, 2 , Baseline equals "R" sine left parenthesis, tan to the negative 1st power StartFraction, "B" Subscript, 2 , Baseline Over "B" Subscript, 1 , Baseline , EndFraction plus 2 "B" Subscript, "O" "C" , Baseline , right parenthesisE2=Rsintan−1B2B1+2BOC
equals=
- 0.0 7 1 0 3 9 9 8 6 5 6 2 5-0.0710399865625
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Graphs
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Expression 20: "y" less than 25 Has graph. To audio trace, press ALT+T.y<25
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Expression 21: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesis Has graph.Rcost,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 22: polygon left parenthesis, "A" , "E" , "A" , "D" , "C" , "D" , "B" , right parenthesis Has graph.polygonA,E,A,D,C,D,B
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Expression 23: left parenthesis, "D" Subscript, 1 , Baseline plus 0.6 5cos 45 , "D" Subscript, 2 , Baseline plus 0.6 5 "t" sin 45 , right parenthesis Has graph.D1+0.65cos45,D2+0.65tsin45
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
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domain t Maximum:
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Expression 24: left parenthesis, "D" Subscript, 1 , Baseline plus 0.6 5 "t" cos 45 , "D" Subscript, 2 , Baseline plus 0.6 5sin 45 , right parenthesis Has graph.D1+0.65tcos45,D2+0.65sin45
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
