表达式5: "X" left parenthesis, "t" , right parenthesis equals "x" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 23456 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 789 , 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 plus "x" Subscript, 13 , Baseline left parenthesis, "t" , right parenthesis plus "x" Subscript, 14 , Baseline left parenthesis, "t" , right parenthesis minus 53 plus "j" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesis plus "j" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis plus "j" Subscript, 3 , Baseline left parenthesis, "t" , right parenthesis plus StartFraction, left parenthesis, 74 minus 9 StartRoot, 2 , EndRoot , right parenthesis Over 4 , EndFractionXt=x1t+x23456t+x789t+x10t+x11t+x12t+x13t+x14t−53+j1t+j2t+j3t+74−924
5
表达式6: "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, 4 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 5 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 6 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 789101112 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 13 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 14 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 15 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 16 , Baseline left parenthesis, "t" , right parenthesis plus "y" Subscript, 17 , Baseline left parenthesis, "t" , right parenthesis plus "g" Subscript, 1 , Baseline left parenthesis, "t" , right parenthesis plus "g" Subscript, 2 , Baseline left parenthesis, "t" , right parenthesis plus "g" Subscript, 3 , Baseline left parenthesis, "t" , right parenthesis plus "g" Subscript, 4 , Baseline left parenthesis, "t" , right parenthesis minus 81.5 8 4Yt=y1t+y2t+y3t+y4t+y5t+y6t+y789101112t+y13t+y14t+y15t+y16t+y17t+g1t+g2t+g3t+g4t−81.584
