Expression 10: left parenthesis, "X" , "Y" , right parenthesis Has graph.X,Y
domain t Minimum: negative 50−50
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 5050
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Expression 11: "Y" equals "g" left parenthesis, "t" , right parenthesis cosine phi plus "t" sine phi plus "y" Subscript, 1 , BaselineY=gtcosϕ+tsinϕ+y1
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Expression 12: "X" equals "t" cosine phi minus "g" left parenthesis, "t" , right parenthesis sine phi plus "x" Subscript, 1 , BaselineX=tcosϕ−gtsinϕ+x1
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Expression 13: phi equals left brace, "x" Subscript, 2 , Baseline greater than or equal to "x" Subscript, 1 , Baseline : theta Subscript, 1 , Baseline , theta Subscript, 2 , Baseline , right brace equals 0ϕ=x2≥x1:θ1,θ2
equals=
00
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Expression 14: theta Subscript, 1 , Baseline equals tangent to the negative 1st power StartFraction, "y" Subscript, 2 , Baseline minus "y" Subscript, 1 , Baseline Over "x" Subscript, 2 , Baseline minus "x" Subscript, 1 , Baseline , EndFraction equals 0θ1=tan−1y2−y1x2−x1
Expression 17: left parenthesis, "x" Subscript, 1 , Baseline plus left parenthesis, "x" Subscript, 2 , Baseline minus "x" Subscript, 1 , Baseline , right parenthesis "t" , "y" Subscript, 1 , Baseline plus left parenthesis, "y" Subscript, 2 , Baseline minus "y" Subscript, 1 , Baseline , right parenthesis "t" , right parenthesis Has graph.x1+x2−x1t,y1+y2−y1t
domain t Minimum: negative 50−50
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 5050
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Expression 18: left parenthesis, "x" Subscript, 1 , Baseline minus left parenthesis, "y" Subscript, 2 , Baseline minus "y" Subscript, 1 , Baseline , right parenthesis "t" , "y" Subscript, 1 , Baseline plus left parenthesis, "x" Subscript, 2 , Baseline minus "x" Subscript, 1 , Baseline , right parenthesis "t" , right parenthesis Has graph.x1−y2−y1t,y1+x2−x1t
domain t Minimum: negative 50−50
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 5050
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Punkter
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Start black, left parenthesis, "x" Subscript, 1 , Baseline ; "y" Subscript, 1 , Baseline , right parenthesis End blackx1;y1
Start black, left parenthesis, "x" Subscript, 2 , Baseline ; "y" Subscript, 2 , Baseline , right parenthesis End blackx2;y2