表达式26: tangent to the negative 1st power StartFraction, "G" Subscript, 2 , Baseline Over "R" , EndFraction equals StartFraction, tan to the negative 1st power StartNestedFraction, "C" Subscript, 2 , Baseline NestedOver "C" Subscript, 1 , Baseline , EndNestedFraction Over 2 , EndFractiontan−1G2R=tan−1C2C12
26
表达式27: "G" Subscript, 2 , Baseline equals "R" tangent left parenthesis, StartFraction, tan to the negative 1st power StartNestedFraction, "C" Subscript, 2 , Baseline NestedOver "C" Subscript, 1 , Baseline , EndNestedFraction Over 2 , EndFraction , right parenthesisG2=Rtantan−1C2C12
equals=
3.4 6 4 1 0 1 6 1 5 1 43.46410161514
27
Graphs
对学生隐藏该文件夹。
28
表达式29: "y" less than 25y<25
29
隐藏 标签 "C" , "O"C,O
标签
equals=
left parenthesis, 3 , 5.1 9 6 , right parenthesis3,5.196
left parenthesis, 0 , 0 , right parenthesis0,0
30
隐藏 标签 "G" , "O"G,O
标签
equals=
left parenthesis, 6 , 3.4 6 4 , right parenthesis6,3.464
left parenthesis, 0 , 0 , right parenthesis0,0
31
隐藏 标签 "E" , "O"E,O
标签
equals=
left parenthesis, negative 2.1 9 6 , 8.1 9 6 , right parenthesis−2.196,8.196
left parenthesis, 0 , 0 , right parenthesis0,0
32
表达式33: left parenthesis, "R" cos "t" , "R" sin "t" , right parenthesisRcost,Rsint
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
定义域t最大值： 180180
33
表达式34: polygon left parenthesis, "D" , "E" , "G" , right parenthesispolygonD,E,G
34
表达式35: polygon left parenthesis, "A" , "B" , "D" , "F" , "D" , "E" , "G" , "E" , "F" , right parenthesispolygonA,B,D,F,D,E,G,E,F
