Expression 17: "y" equals StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "M" Subscript, 1 , Baseline , right parenthesis plus "M" Subscript, 2 , Baseline Has graph. To audio trace, press ALT+T.y=−1m1x−M1+M2
17
Expression 18: "y" equals StartFraction, "B" Subscript, 2 , Baseline plus "D" Subscript, 2 , Baseline Over 2 , EndFraction equals negative 2 Has graph. To audio trace, press ALT+T.y=B2+D22
equals=
negative 2−2
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Expression 19: StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "L" Subscript, 1 , Baseline minus "M" Subscript, 1 , Baseline , right parenthesis plus "M" Subscript, 2 , Baseline equals StartFraction, "B" Subscript, 2 , Baseline plus "D" Subscript, 2 , Baseline Over 2 , EndFraction−1m1L1−M1+M2=B2+D22
Expression 23: polygon left parenthesis, "B" , "C" , "A" , "C" , "D" , right parenthesis Has graph.polygonB,C,A,C,D
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Expression 24: left parenthesis, "L" Subscript, 1 , Baseline plus "R" cos "t" , "L" Subscript, 2 , Baseline plus "R" sin "t" , right parenthesis Has graph.L1+Rcost,L2+Rsint
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤