表达式41: StartFraction, "A" Subscript, "F" , Baseline Over "b" , EndFraction equals StartFraction, "c" minus "A" Subscript, "F" , Baseline Over "a" , EndFractionAFb=c−AFa
41
表达式42: "A" Subscript, "F" , Baseline equals StartFraction, "b" "c" Over "a" plus "b" , EndFractionAF=bca+b
equals=
5.9 1 4 2 6 8 2 1 4 4 35.91426821443
42
表达式43: "c" minus StartFraction, "b" "c" Over "a" plus "b" , EndFraction equals "F" Subscript, "B" , Baselinec−bca+b=FB
43
表达式44: "F" Subscript, "B" , Baseline equals StartFraction, "a" "c" Over "a" plus "b" , EndFractionFB=aca+b
equals=
5.7 4 7 6 3 5 5 7 5 2 65.74763557526
44
表达式45: "F" Subscript, 1 , Baseline equals "A" Subscript, 1 , Baseline plus StartFraction, "a" Subscript, 1 , Baseline "A" Subscript, "F" , Baseline Over "c" , EndFractionF1=A1+a1AFc
equals=
negative 2.9 5 7 1 3 4 1 0 7 2 2−2.95713410722
45
表达式46: "F" Subscript, 2 , Baseline equals "A" Subscript, 2 , Baseline plus StartFraction, "a" Subscript, 2 , Baseline "A" Subscript, "F" , Baseline Over "c" , EndFractionF2=A2+a2AFc
equals=
0.0 7 1 4 4 3 1 5 4 6 4 10.071443154641
46
表达式47: left parenthesis, "C" Subscript, 1 , Baseline plus "f" Subscript, 1 , Baseline "t" , "C" Subscript, 2 , Baseline plus "f" Subscript, 2 , Baseline "t" left brace, 7 greater than "K" greater than or equal to 6 , right brace , right parenthesisC1+f1t,C2+f2t7>K≥6
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：
47
表达式48: left parenthesis, "C" Subscript, 1 , Baseline plus "k" "f" Subscript, 1 , Baseline "t" , "C" Subscript, 2 , Baseline plus "k" "f" Subscript, 2 , Baseline "t" left brace, 5 less than "K" less than 6 , right brace , right parenthesisC1+kf1t,C2+kf2t5<K<6
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
