表达式27: "y" equals "m" Subscript, 3 , Baseline left parenthesis, "x" minus "F" Subscript, 1 , Baseline , right parenthesis plus "F" Subscript, 2 , Baseliney=m3x−F1+F2
27
表达式28: "y" equals "m" Subscript, 4 , Baseline left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesis plus "D" Subscript, 2 , Baseliney=m4x−D1+D2
28
表达式29: "m" Subscript, 3 , Baseline left parenthesis, "x" minus "F" Subscript, 1 , Baseline , right parenthesis plus "F" Subscript, 2 , Baseline equals "m" Subscript, 4 , Baseline left parenthesis, "x" minus "D" Subscript, 1 , Baseline , right parenthesis plus "D" Subscript, 2 , Baselinem3x−F1+F2=m4x−D1+D2
表达式43: left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline minus 4 "t" , right parenthesisD1,D2−4t
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： 11
43
表达式44: polygon left parenthesis, "E" , "O" , right parenthesispolygonE,O
44
表达式45: polygon left parenthesis, "D" , "F" , right parenthesispolygonD,F
45
表达式46: 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： 360360
46
隐藏 标签 left parenthesis, "C" Subscript, 1 , Baseline , "C" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "O" Subscript, 1 , Baseline , "O" Subscript, 2 , Baseline , right parenthesisC1,C2,O1,O2
标签
equals=
left parenthesis, 4 , 3 , right parenthesis4,3
left parenthesis, 0 , 0 , right parenthesis0,0
47
隐藏 标签 left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline , right parenthesis , left parenthesis, "O" Subscript, 1 , Baseline , "O" Subscript, 2 , Baseline , right parenthesisD1,D2,O1,O2
标签
equals=
left parenthesis, negative 3 , 4 , right parenthesis−3,4
left parenthesis, 0 , 0 , right parenthesis0,0
48
表达式49: polygon left parenthesis, "C" , "D" , "E" , "F" , right parenthesispolygonC,D,E,F
49
表达式50: left parenthesis, "A" Subscript, 1 , Baseline plus "R" Subscript, "a" , Baseline cos "t" , "A" Subscript, 2 , Baseline plus "R" Subscript, "a" , Baseline sin "t" , right parenthesisA1+Racost,A2+Rasint
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： 360360
50
表达式51: left parenthesis, "B" Subscript, 1 , Baseline plus "R" Subscript, "b" , Baseline cos "t" , "B" Subscript, 2 , Baseline plus "R" Subscript, "b" , Baseline sin "t" , right parenthesisB1+Rbcost,B2+Rbsint
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
