Expression 18: "y" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis equals 2.5cosine left parenthesis, StartFraction, pi Over 4 , EndFraction left parenthesis, StartAbsoluteValue, "t" minus 2 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 4 , EndAbsoluteValue plus 2 , right parenthesis , right parenthesisy2t=2.5cosπ4t−2−t−4+2
18
Expression 19: "y" Subscript, 3 , Baseline left parenthesis, "t" , right parenthesis equals 7.5cosine left parenthesis, StartFraction, pi Over 4 , EndFraction left parenthesis, StartAbsoluteValue, "t" minus 4 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 6 , EndAbsoluteValue minus 17 , right parenthesis minus 4 , right parenthesisy3t=7.5cosπ4t−4−t−6−17−4
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Expression 20: "y" Subscript, 7 , Baseline left parenthesis, "t" , right parenthesis equals 3 quarters left parenthesis, StartAbsoluteValue, "t" minus 13 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 14 , EndAbsoluteValue plus 1 , right parenthesis squaredy7t=34t−13−t−14+12
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Expression 21: "y" Subscript, 8 , Baseline left parenthesis, "t" , right parenthesis equals 15 eighths left parenthesis, StartAbsoluteValue, "t" minus 14 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 15 , EndAbsoluteValue minus 1 , right parenthesis squaredy8t=158t−14−t−15−12
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Expression 22: "y" Subscript, 9 , Baseline left parenthesis, "t" , right parenthesis equals 9 eighths left parenthesis, StartAbsoluteValue, "t" minus 15 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 16 , EndAbsoluteValue plus 1 , right parenthesis squaredy9t=98t−15−t−16+12
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Expression 23: "y" Subscript, 10 , Baseline left parenthesis, "t" , right parenthesis equals 11 eighths left parenthesis, StartAbsoluteValue, "t" minus 16 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 17 , EndAbsoluteValue plus 1 , right parenthesis squaredy10t=118t−16−t−17+12
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Expression 24: "y" Subscript, 11 , Baseline left parenthesis, "t" , right parenthesis equals 1 half StartAbsoluteValue, "t" minus 17 , EndAbsoluteValue minus 1 half StartAbsoluteValue, "t" minus 18 , EndAbsoluteValuey11t=12t−17−12t−18
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Expression 25: "y" Subscript, 12 , Baseline left parenthesis, "t" , right parenthesis equals 7 eighths left parenthesis, StartAbsoluteValue, "t" minus 18 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 19 , EndAbsoluteValue plus 1 , right parenthesis squaredy12t=78t−18−t−19+12
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Expression 26: "y" Subscript, 13 , Baseline left parenthesis, "t" , right parenthesis equals 1 half StartAbsoluteValue, "t" minus 19 , EndAbsoluteValue minus 1 half StartAbsoluteValue, "t" minus 20 , EndAbsoluteValuey13t=12t−19−12t−20
26
Expression 27: "y" Subscript, 14 , Baseline left parenthesis, "t" , right parenthesis equals negative 2 left parenthesis, StartAbsoluteValue, "t" minus 22 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 23 , EndAbsoluteValue plus 1 , right parenthesis squaredy14t=−2t−22−t−23+12
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Expression 28: "y" Subscript, 15 , Baseline left parenthesis, "t" , right parenthesis equals negative 1 half StartAbsoluteValue, "t" minus 23 , EndAbsoluteValue plus 1 half StartAbsoluteValue, "t" minus 24 , EndAbsoluteValuey15t=−12t−23+12t−24
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Expression 29: "y" Subscript, 16 , Baseline left parenthesis, "t" , right parenthesis equals StartAbsoluteValue, "t" minus 25 , EndAbsoluteValue minus StartAbsoluteValue, "t" minus 26 , EndAbsoluteValuey16t=t−25−t−26
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Expression 30: "y" Subscript, 17 , Baseline left parenthesis, "t" , right parenthesis equals 1 quarter StartAbsoluteValue, "t" minus 26 , EndAbsoluteValue minus 1 quarter StartAbsoluteValue, "t" minus 27 , EndAbsoluteValuey17t=14t−26−14t−27
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Expression 31: "X" left parenthesis, "t" , right parenthesis equals left parenthesis, "x" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 3 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 7 , Baseline left parenthesis, "t" , right parenthesis plus 1.2 2 0 5 left parenthesis, StartFraction, StartAbsoluteValue, "t" minus 13 , EndAbsoluteValue Over "t" minus 13 , EndFraction , right parenthesis plus "x" Subscript, 8 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 9 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 10 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 11 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 12 , Baseline left parenthesis, "t" , right parenthesis minus 3.2 5 left parenthesis, StartFraction, StartAbsoluteValue, "t" minus 18 , EndAbsoluteValue Over "t" minus 18 , EndFraction , right parenthesis plus "x" Subscript, 13 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 14 , Baseline left parenthesis, "t" , right parenthesis minus 3.2 7 9 7 left parenthesis, StartFraction, StartAbsoluteValue, "t" minus 22 , EndAbsoluteValue Over "t" minus 22 , EndFraction , right parenthesis plus "x" Subscript, 15 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 16 , Baseline left parenthesis, "t" , right parenthesis minus 3.5 7 7 left parenthesis, StartFraction, StartAbsoluteValue, "t" minus 25 , EndAbsoluteValue Over "t" minus 25 , EndFraction , right parenthesis plus "x" Subscript, 17 , Baseline left parenthesis, "t" , right parenthesis plus 2.6 1 6 , right parenthesisXt=x1t+x2t+x3t+x7t+1.2205t−13t−13+x8t+x9t+x10t+x11t+x12t−3.25t−18t−18+x13t+x14t−3.2797t−22t−22+x15t+x16t−3.577t−25t−25+x17t+2.616
31
Expression 32: "Y" left parenthesis, "t" , right parenthesis equals "y" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 3 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 7 , Baseline left parenthesis, "t" , right parenthesis plus 9 StartFraction, StartAbsoluteValue, "t" minus 13 , EndAbsoluteValue Over "t" minus 13 , EndFraction plus "y" Subscript, 8 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 9 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 10 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 11 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 12 , Baseline left parenthesis, "t" , right parenthesis minus 3.2 5 StartFraction, StartAbsoluteValue, "t" minus 18 , EndAbsoluteValue Over "t" minus 18 , EndFraction plus "y" Subscript, 13 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 14 , Baseline left parenthesis, "t" , right parenthesis minus 2.9 StartFraction, StartAbsoluteValue, "t" minus 22 , EndAbsoluteValue Over "t" minus 22 , EndFraction plus "y" Subscript, 15 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 16 , Baseline left parenthesis, "t" , right parenthesis plus 7.8 StartFraction, StartAbsoluteValue, "t" minus 25 , EndAbsoluteValue Over "t" minus 25 , EndFraction plus "y" Subscript, 17 , Baseline left parenthesis, "t" , right parenthesis plus 17Yt=y1t+y2t+y3t+y7t+9t−13t−13+y8t+y9t+y10t+y11t+y12t−3.25t−18t−18+y13t+y14t−2.9t−22t−22+y15t+y16t+7.8t−25t−25+y17t+17
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Expression 33: left parenthesis, "X" left parenthesis, "t" , right parenthesis , "Y" left parenthesis, "t" , right parenthesis , right parenthesisXt,Yt
domain t Minimum: negative 27−27
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 2727
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Expression 34: "X" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis equals StartFraction, StartAbsoluteValue, "t" , EndAbsoluteValue Over "t" , EndFraction left parenthesis, "X" left parenthesis, StartAbsoluteValue, "t" , EndAbsoluteValue , right parenthesis , right parenthesisX2t=ttXt
34
Expression 35: "Y" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis equals "Y" left parenthesis, StartAbsoluteValue, "t" , EndAbsoluteValue , right parenthesisY2t=Yt
35
Expression 36: left parenthesis, "X" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis , "Y" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis , right parenthesisX2t,Y2t
domain t Minimum: negative 27−27
less than or equal to "t" less than or equal to≤t≤