表达式13: "A" equals StartFraction, 1 Over 2 "P" . "x" "P" . "y" , EndFractionA=12P.xP.y
equals=
2.4 8 2 5 1 3 0 8 6 3 12.48251308631
13
A = ${A} left parenthesis, "a" , "b" , right parenthesisa,b
标签:
equals=
left parenthesis, 2.2 6 3 , 1.0 9 7 , right parenthesis2.263,1.097
14
隐藏 标签 "S" Subscript, "x" , Baseline equals left parenthesis, StartRoot, "a" "b" plus "a" squared , EndRoot , 0 , right parenthesisSx=ab+a2,0
标签
equals=
left parenthesis, 2.7 5 7 4 7 7 1 1 , 0 , right parenthesis2.75747711,0
15
隐藏 标签 "S" Subscript, "y" , Baseline equals left parenthesis, 0 , StartRoot, "a" "b" plus "b" squared , EndRoot , right parenthesisSy=0,ab+b2
标签
equals=
left parenthesis, 0 , 1.9 1 9 8 7 5 , right parenthesis0,1.919875
16
表达式17: "S" Subscript, "x" , Baseline left parenthesis, 1 minus "t" , right parenthesis plus "S" Subscript, "y" , Baseline "t"Sx1−t+Syt
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：
17
表达式18: polygon left parenthesis, left parenthesis, StartFraction, 1 Over "P" . "x" , EndFraction , 0 , right parenthesis , left parenthesis, 0 , StartFraction, 1 Over "P" . "y" , EndFraction , right parenthesis , left parenthesis, 0 , 0 , right parenthesis , right parenthesispolygon1P.x,0,0,1P.y,0,0
