表达式9: 0 less than "y" less than "f" left parenthesis, "x" , right parenthesis left brace, "a" less than "x" less than "b" , right brace0<y<fxa<x<b
9
表达式10: "f" left parenthesis, "x" , right parenthesis less than "y" less than 0 left brace, "a" less than "x" less than "b" , right bracefx<y<0a<x<b
10
隐藏 标签 left parenthesis, "a" , 0 , right parenthesisa,0
标签
equals=
left parenthesis, 0 , 0 , right parenthesis0,0
11
隐藏 标签 left parenthesis, "b" , 0 , right parenthesisb,0
标签
equals=
left parenthesis, 0.4 4 , 0 , right parenthesis0.44,0
12
表达式13: left parenthesis, left parenthesis, 1 minus "t" , right parenthesis left parenthesis, "a" , right parenthesis plus "t" left parenthesis, "a" , right parenthesis , left parenthesis, 1 minus "t" , right parenthesis left parenthesis, 0 , right parenthesis plus "t" left parenthesis, "f" left parenthesis, "a" , right parenthesis , right parenthesis , right parenthesis1−ta+ta,1−t0+tfa
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：
13
表达式14: left parenthesis, left parenthesis, 1 minus "t" , right parenthesis left parenthesis, "b" , right parenthesis plus "t" left parenthesis, "b" , right parenthesis , left parenthesis, 1 minus "t" , right parenthesis left parenthesis, 0 , right parenthesis plus "t" left parenthesis, "f" left parenthesis, "b" , right parenthesis , right parenthesis , right parenthesis1−tb+tb,1−t0+tfb
00
定义域t最小值：
less than or equal to "t" less than or equal to≤t≤
