運算式 12: left parenthesis, "c" Subscript, 1 , Baseline minus "R" Subscript, 2 , Baseline "t" , "c" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline "t" , right parenthesisc1−R2t,c2+R1t
定義域 t 最小值： negative 100−100
less than or equal to "t" less than or equal to≤t≤
定義域 t 最大值： 100100
12
運算式 13: left parenthesis, "r" Subscript, 1 , Baseline minus "R" Subscript, 2 , Baseline "t" , "r" Subscript, 2 , Baseline plus "R" Subscript, 1 , Baseline "t" , right parenthesisr1−R2t,r2+R1t
定義域 t 最小值： negative 100−100
less than or equal to "t" less than or equal to≤t≤
定義域 t 最大值： 100100
13
運算式 14: left parenthesis, "r" Subscript, 1 , Baseline , "r" Subscript, 2 , Baseline plus left parenthesis, StartFraction, "R" Subscript, 1 , Baseline left parenthesis, "c" Subscript, 1 , Baseline minus "r" Subscript, 1 , Baseline , right parenthesis plus "R" Subscript, 2 , Baseline left parenthesis, "c" Subscript, 2 , Baseline minus "r" Subscript, 2 , Baseline , right parenthesis Over "R" Subscript, 2 , Baseline , EndFraction , right parenthesis "t" , right parenthesisr1,r2+R1c1−r1+R2c2−r2R2t
00
定義域 t 最小值：
less than or equal to "t" less than or equal to≤t≤
11
定義域 t 最大值：
14
Punkter
對學生隱藏此資料夾。
15
隱藏的 標籤 left parenthesis, "c" Subscript, 1 , Baseline , "c" Subscript, 2 , Baseline , right parenthesisc1,c2
標籤
equals=
left parenthesis, negative 5.2 5 , 7.0 7 , right parenthesis−5.25,7.07
16
隱藏的 標籤 left parenthesis, "c" Subscript, 1 , Baseline plus "R" times cos alpha , "c" Subscript, 2 , Baseline plus "R" times sin alpha , right parenthesisc1+R·cosα,c2+R·sinα
