運算式 20: theta Subscript, 1 , Baseline equals tangent to the negative 1st power StartFraction, "F" Subscript, 2 , Baseline Over "F" Subscript, 1 , Baseline , EndFraction plus 135θ1=tan−1F2F1+135
equals=
198.4 3 4 9 4 8 8 2 3198.434948823
20
Graphs
對學生隱藏此資料夾。
21
運算式 22: "y" less than 2000y<2000
22
運算式 23: polygon left parenthesis, "A" , "F" , "B" , "F" , "A" , "B" , "E" , "D" , "E" , "C" , "D" , right parenthesispolygonA,F,B,F,A,B,E,D,E,C,D
23
運算式 24: left parenthesis, "L" Subscript, 1 , Baseline plus StartFraction, 30 "t" cos left parenthesis, theta Subscript, 1 , Baseline plus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , "L" Subscript, 2 , Baseline plus StartFraction, 30 "t" sin left parenthesis, theta Subscript, 1 , Baseline plus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , right parenthesisL1+30tcosθ1+1352,L2+30tsinθ1+1352
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：
24
運算式 25: left parenthesis, "L" Subscript, 1 , Baseline plus StartFraction, 30 "t" cos left parenthesis, theta Subscript, 1 , Baseline minus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , "L" Subscript, 2 , Baseline plus StartFraction, 30 "t" sin left parenthesis, theta Subscript, 1 , Baseline minus 135 , right parenthesis Over StartRoot, 2 , EndRoot , EndFraction , right parenthesisL1+30tcosθ1−1352,L2+30tsinθ1−1352
00
定義域 t 最小值：
less than or equal to "t" less than or equal to≤t≤
