隐藏 标签 left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 2 , Baseline , left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 2 , Baseline , right parenthesis1−t1x1+t1x2,1−t1y1+t1y2
标签
22
隐藏 标签 left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 3 , Baseline , left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 3 , Baseline , right parenthesis1−t1x2+t1x3,1−t1y2+t1y3
标签
23
隐藏 标签 left parenthesis, left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 3 , Baseline , right parenthesis left parenthesis, 1 third minus "t" Subscript, 1 , Baseline , right parenthesis , left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 3 , Baseline , right parenthesis left parenthesis, 2 thirds minus "t" Subscript, 1 , Baseline , right parenthesis , right parenthesis1−t1x2+t1x313−t1,1−t1y2+t1y323−t1
标签
24
表达式25: left parenthesis, left parenthesis, left parenthesis, 1 minus "t" , right parenthesis "x" Subscript, 2 , Baseline plus "t" "x" Subscript, 3 , Baseline , right parenthesis left parenthesis, 1 third minus "t" , right parenthesis , left parenthesis, left parenthesis, 1 minus "t" , right parenthesis "y" Subscript, 2 , Baseline plus "t" "y" Subscript, 3 , Baseline , right parenthesis left parenthesis, 2 thirds minus "t" , right parenthesis , right parenthesis1−tx2+tx313−t,1−ty2+ty323−t
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
11
定义域t最大值：
25
隐藏 标签 left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 0 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 1 , Baseline , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 2 , Baseline , right parenthesis , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 2 , Baseline , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "x" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "x" Subscript, 3 , Baseline , right parenthesis , right parenthesis , left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 0 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 1 , Baseline , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 2 , Baseline , right parenthesis , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 1 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 2 , Baseline , right parenthesis plus "t" Subscript, 1 , Baseline left parenthesis, left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis "y" Subscript, 2 , Baseline plus "t" Subscript, 1 , Baseline "y" Subscript, 3 , Baseline , right parenthesis , right parenthesis , right parenthesis1−t11−t11−t1x0+t1x1+t11−t1x1+t1x2+t11−t11−t1x1+t1x2+t11−t1x2+t1x3,1−t11−t11−t1y0+t1y1+t11−t1y1+t1y2+t11−t11−t1y1+t1y2+t11−t1y2+t1y3
标签
26
A: left parenthesis, 10 , 10 , right parenthesis10,10
标签:
27
b: left parenthesis, 20 , 20 , right parenthesis20,20
