นิพจน์ 14: "y" equals left parenthesis, "x" minus 24.5 , right parenthesis squared plus 11.9 left brace, 24 less than "x" less than 26 , right bracey=x−24.52+11.924<x<26
14
นิพจน์ 15: "y" equals negative .5 left parenthesis, "x" minus 12 , right parenthesis squared plus 42 left brace, 12 less than "x" less than 13.5 , right bracey=−.5x−122+4212<x<13.5
15
นิพจน์ 16: "y" equals negative left parenthesis, "x" minus 10.9 , right parenthesis squared plus 42 left brace, 9.6 1 less than "x" less than 10.9 , right bracey=−x−10.92+429.61<x<10.9
16
"x"x
"y"y
11
2020
r1c3:
66
1212
r2c3:
r3c3:
17
"x"x
"y"y
11
1212
r1c3:
66
2020
r2c3:
r3c3:
18
นิพจน์ 19: "x" equals 11 left brace, 20 less than "y" less than 42 , right bracex=1120<y<42
