運算式 14: "x" equals StartFraction, negative 5 Over 16 , EndFraction left parenthesis, "y" minus 8 , right parenthesis squared plus 3.2 left brace, 1.1 4 less than or equal to "x" , right brace left brace, 8 less than or equal to "y" , right bracex=−516y−82+3.21.14≤x8≤y
14
運算式 15: "d" left parenthesis, "y" , right parenthesis equals StartFraction, negative 5 Over 16 , EndFraction left parenthesis, "y" minus 8 , right parenthesis squared plus 3.2 left brace, 9.9 3 less than or equal to "y" less than or equal to 10.5 7 , right bracedy=−516y−82+3.29.93≤y≤10.57
15
運算式 16: "c" left parenthesis, "x" , right parenthesis equals StartFraction, negative 7 Over 64 , EndFraction left parenthesis, "x" minus 8.1 , right parenthesis squared plus 10.6 left brace, 5.1 7 9 less than or equal to "x" less than or equal to 13.4 7 , right bracecx=−764x−8.12+10.65.179≤x≤13.47
16
運算式 17: "a" left parenthesis, "x" , right parenthesis equals StartFraction, negative 7 Over 100 , EndFraction left parenthesis, "x" minus 3 , right parenthesis squared plus 10.8 left brace, 1.1 4 less than or equal to "x" less than or equal to 6.0 6 , right braceax=−7100x−32+10.81.14≤x≤6.06
17
運算式 18: "y" equals negative StartFraction, 10 Over 1 , EndFraction left parenthesis, "x" minus 7 , right parenthesis squared plus 7.5 left brace, 6.7 7 6 less than or equal to "x" less than or equal to 7.2 3 , right bracey=−101x−72+7.56.776≤x≤7.23
18
運算式 19: "y" equals StartFraction, 10 Over 1 , EndFraction left parenthesis, "x" minus 7 , right parenthesis squared plus 6.5 left brace, 6.7 7 6 less than or equal to "x" less than or equal to 7.2 3 , right bracey=101x−72+6.56.776≤x≤7.23
19
運算式 20: "y" equals 1 half left parenthesis, "x" minus 6.8 , right parenthesis squared plus 8.5 left brace, 5.7 less than or equal to "x" less than or equal to 6.3 0 9 , right bracey=12x−6.82+8.55.7≤x≤6.309
20
運算式 21: "y" equals 1 half left parenthesis, "x" minus 7.5 , right parenthesis squared plus 8.5 left brace, 6.4 less than or equal to "x" less than or equal to 6.7 3 9 , right bracey=12x−7.52+8.56.4≤x≤6.739
21
運算式 22: "y" equals StartFraction, 3 Over 45 , EndFraction left parenthesis, "x" minus 9 , right parenthesis squared plus 3 left brace, 5.0 9 less than or equal to "x" less than or equal to 13 , right bracey=345x−92+35.09≤x≤13
22
運算式 23: "y" equals negative 3 left parenthesis, "x" minus 13.5 , right parenthesis squared plus 4.9 left brace, 12.9 6 less than or equal to "x" less than or equal to 14 , right bracey=−3x−13.52+4.912.96≤x≤14
23
運算式 24: "x" equals StartFraction, negative 1 Over 12 , EndFraction left parenthesis, "y" minus 5 , right parenthesis squared plus 14.0 6 left brace, 4.1 less than or equal to "y" less than or equal to 7.0 7 , right bracex=−112y−52+14.064.1≤y≤7.07
24
運算式 25: "x" equals StartFraction, negative 3 Over .8 , EndFraction left parenthesis, "y" minus 4.5 8 , right parenthesis squared plus 6.3 left brace, 4.0 1 less than or equal to "y" less than or equal to 5.4 1 8 , right bracex=−3.8y−4.582+6.34.01≤y≤5.418
25
運算式 26: "x" equals StartFraction, 9 Over 34 , EndFraction left parenthesis, "y" minus 8 , right parenthesis squared plus 7.5 left brace, 8.8 greater than or equal to "x" , right brace left brace, 8.2 4 greater than or equal to "y" , right bracex=934y−82+7.58.8≥x8.24≥y
26
運算式 27: "b" left parenthesis, "x" , right parenthesis equals StartFraction, negative 7 Over 100 , EndFraction left parenthesis, "x" minus 3 , right parenthesis squared plus 10 left brace, 1.9 9 9 less than or equal to "x" less than or equal to 5.1 9 , right bracebx=−7100x−32+101.999≤x≤5.19
