表达式18: "D" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline minus StartFraction, "A" Subscript, 1 , Baseline "n" Over "A" Subscript, "B" , Baseline , EndFractionD1=A1−A1nAB
equals=
17.217.2
18
表达式19: "D" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline minus StartFraction, "A" Subscript, 2 , Baseline "n" Over "A" Subscript, "B" , Baseline , EndFractionD2=A2−A2nAB
equals=
13.7 1 7 1 4 2 5 5 9 613.7171425596
19
表达式20: "E" Subscript, 1 , Baseline equals "C" Subscript, 1 , Baseline plus StartFraction, "n" left parenthesis, "A" Subscript, 1 , Baseline minus "C" Subscript, 1 , Baseline , right parenthesis Over "A" Subscript, "C" , Baseline , EndFractionE1=C1+nA1−C1AC
equals=
27.827.8
20
表达式21: "E" Subscript, 2 , Baseline equals StartFraction, "n" "A" Subscript, 2 , Baseline Over "A" Subscript, "C" , Baseline , EndFractionE2=nA2AC
equals=
10.7 7 7 7 5 4 8 6 8 210.7777548682
21
Graphs
对学生隐藏该文件夹。
22
表达式23: "y" less than 35y<35
23
表达式24: polygon left parenthesis, "A" , "D" , "E" , "D" , "B" , "C" , right parenthesispolygonA,D,E,D,B,C
