運算式 15: "y" equals negative 1.2 left parenthesis, "x" plus 1.7 , right parenthesis squared plus 10 left brace, negative 2.4 9 greater than "x" greater than negative 2.8 9 2 , right bracey=−1.2x+1.72+10−2.49>x>−2.892
15
運算式 16: "y" equals negative 0.2 left parenthesis, "x" plus 0.8 , right parenthesis squared plus 9.1 left brace, negative 2.8 1 less than "x" less than negative 1.1 , right bracey=−0.2x+0.82+9.1−2.81<x<−1.1
16
運算式 17: "y" equals negative 0.3 left parenthesis, "x" plus 0.4 , right parenthesis squared plus 9.2 left brace, negative 2.4 6 less than "x" less than negative 0.9 6 , right bracey=−0.3x+0.42+9.2−2.46<x<−0.96
17
運算式 18: "y" equals negative 0.8 left parenthesis, "x" plus 1.2 , right parenthesis squared plus 8.4 left brace, 7.3 5 less than "y" , right brace left brace, "x" less than negative 1.3 5 , right bracey=−0.8x+1.22+8.47.35<yx<−1.35
18
運算式 19: "y" equals negative 0.2 left parenthesis, "x" plus 1.1 , right parenthesis squared plus 8.4 left brace, negative 2.3 5 less than "x" less than negative 1.3 5 , right bracey=−0.2x+1.12+8.4−2.35<x<−1.35
19
運算式 20: "y" equals negative 1.4 left parenthesis, "x" plus 2.3 , right parenthesis squared plus 9.3 left brace, negative 2.5 greater than "x" greater than negative 3.1 2 , right bracey=−1.4x+2.32+9.3−2.5>x>−3.12
20
運算式 21: "y" equals negative 0.3 left parenthesis, "x" plus 4.2 , right parenthesis squared plus 8.7 left brace, negative 3.1 3 greater than "x" greater than negative 3.9 , right bracey=−0.3x+4.22+8.7−3.13>x>−3.9
21
運算式 22: "y" equals 1.5 left parenthesis, "x" plus 3 , right parenthesis squared plus 7.6 left brace, negative 3.8 4 1 less than "x" less than negative 3.6 , right bracey=1.5x+32+7.6−3.841<x<−3.6
22
運算式 23: "y" equals negative 0.1 left parenthesis, "x" plus 1.6 , right parenthesis squared plus 8.5 left brace, negative 3.5 8 greater than "x" greater than negative 4.5 6 , right bracey=−0.1x+1.62+8.5−3.58>x>−4.56
23
運算式 24: "y" equals negative 0.0 0 5 left parenthesis, "x" plus 5.5 , right parenthesis squared plus 7.7 left brace, negative 4.4 3 8 less than "x" less than negative 3.5 2 , right bracey=−0.005x+5.52+7.7−4.438<x<−3.52
24
運算式 25: "y" equals negative 0.9 left parenthesis, "x" plus 2.4 , right parenthesis squared plus 8.8 left brace, negative 3.5 1 greater than "x" greater than negative 3.7 7 , right bracey=−0.9x+2.42+8.8−3.51>x>−3.77
25
運算式 26: "y" equals negative 0.1 left parenthesis, "x" plus 1.1 , right parenthesis squared plus 7.8 left brace, negative 3.7 7 less than "x" less than negative 2.9 5 6 , right bracey=−0.1x+1.12+7.8−3.77<x<−2.956
