ซ่อน ป้ายกำกับ left parenthesis, "x" Subscript, 1 , Baseline "t" Subscript, 1 , Baseline plus "x" Subscript, 2 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis , "y" Subscript, 2 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis plus "y" Subscript, 1 , Baseline "t" Subscript, 1 , Baseline , right parenthesisx1t1+x21−t1,y21−t1+y1t1
ป้ายกำกับ
11
นิพจน์ 12: left parenthesis, "x" Subscript, 1 , Baseline "t" plus "x" Subscript, 2 , Baseline left parenthesis, 1 minus "t" , right parenthesis , "y" Subscript, 2 , Baseline left parenthesis, 1 minus "t" , right parenthesis plus "y" Subscript, 1 , Baseline "t" , right parenthesisx1t+x21−t,y21−t+y1t
00
โดเมน t ค่าต่ำสุด:
less than or equal to "t" less than or equal to≤t≤
11
โดเมน t ค่าสูงสุด:
12
นิพจน์ 13: left parenthesis, "x" Subscript, 3 , Baseline "t" plus "x" Subscript, 1 , Baseline left parenthesis, 1 minus "t" , right parenthesis , "y" Subscript, 1 , Baseline left parenthesis, 1 minus "t" , right parenthesis plus "y" Subscript, 3 , Baseline "t" , right parenthesisx3t+x11−t,y11−t+y3t
00
โดเมน t ค่าต่ำสุด:
less than or equal to "t" less than or equal to≤t≤
11
โดเมน t ค่าสูงสุด:
13
ซ่อน ป้ายกำกับ left parenthesis, "x" Subscript, 1 , Baseline "t" Subscript, 1 , Baseline plus "x" Subscript, 3 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis , "y" Subscript, 3 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis plus "y" Subscript, 1 , Baseline "t" Subscript, 1 , Baseline , right parenthesisx1t1+x31−t1,y31−t1+y1t1
ป้ายกำกับ
14
ซ่อน ป้ายกำกับ left parenthesis, "x" Subscript, 3 , Baseline "t" Subscript, 1 , Baseline plus "x" Subscript, 1 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis , "y" Subscript, 1 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis plus "y" Subscript, 3 , Baseline "t" Subscript, 1 , Baseline , right parenthesisx3t1+x11−t1,y11−t1+y3t1
ป้ายกำกับ
15
ซ่อน ป้ายกำกับ left parenthesis, "x" Subscript, 2 , Baseline "t" Subscript, 1 , Baseline plus "x" Subscript, 3 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis , "y" Subscript, 3 , Baseline left parenthesis, 1 minus "t" Subscript, 1 , Baseline , right parenthesis plus "y" Subscript, 2 , Baseline "t" Subscript, 1 , Baseline , right parenthesisx2t1+x31−t1,y31−t1+y2t1
ป้ายกำกับ
16
นิพจน์ 17: left parenthesis, "x" Subscript, 2 , Baseline "t" plus "x" Subscript, 3 , Baseline left parenthesis, 1 minus "t" , right parenthesis , "y" Subscript, 3 , Baseline left parenthesis, 1 minus "t" , right parenthesis plus "y" Subscript, 2 , Baseline "t" , right parenthesisx2t+x31−t,y31−t+y2t
00
โดเมน t ค่าต่ำสุด:
less than or equal to "t" less than or equal to≤t≤