Expression 21: "x" equals 10.5 left parenthesis, left brace, 2.5 less than "y" minus 1 less than 3.5 , right brace , right parenthesisx=10.52.5<y−1<3.5
21
Expression 22: "x" equals 7.5 left parenthesis, left brace, 4.5 less than "y" minus 1 less than 5.5 , right brace , right parenthesisx=7.54.5<y−1<5.5
22
Expression 23: "x" equals 9.5 left parenthesis, left brace, 1 less than "y" less than 2 , right brace , right parenthesisx=9.51<y<2
23
Expression 24: left parenthesis, "x" minus 9.3 , right parenthesis squared plus left parenthesis, "y" minus 1.5 , right parenthesis squared equals .0 1 2x−9.32+y−1.52=.012
24
Expression 25: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" minus 12 , right parenthesis squared equals 8x+102+y−122=8
25
Expression 26: "y" equals negative 9y=−9
negative 10−10
1010
26
Expression 27: negative absolute value left parenthesis, "x" minus 9 , right parenthesis plus 7 left brace, 7 less than or equal to "x" less than or equal to 11 , right brace−absx−9+77≤x≤11
27
Expression 28: "y" equals 1 "x" minus 7.5 left brace, 8.5 less than or equal to "x" less than or equal to 9.5 , right bracey=1x−7.58.5≤x≤9.5
28
Expression 29: "y" equals negative 1 "x" plus 10.5 left brace, 8.5 less than or equal to "x" less than or equal to 9.5 , right bracey=−1x+10.58.5≤x≤9.5
29
Expression 30: "q" left parenthesis, "x" , right parenthesis equals "e" Superscript, left parenthesis, "x" plus StartFraction, 4 Over negative 7 , EndFraction , right parenthesis , Baseline minus 8.5 left parenthesis, left brace, negative 5 less than "x" less than 2.5 , right brace , right parenthesisqx=ex+4−7−8.5−5<x<2.5
30
Expression 31: "q" left parenthesis, negative "x" , right parenthesisq−x
31
Expression 32: "t" left parenthesis, "x" , right parenthesis equals "e" Superscript, left parenthesis, "x" plus 4.5 , right parenthesis , Baseline minus 9 left parenthesis, left brace, negative 5.1 5 less than "x" less than negative 2.5 , right brace , right parenthesistx=ex+4.5−9−5.15<x<−2.5
32
Expression 33: "t" left parenthesis, negative "x" , right parenthesist−x
33
Expression 34: "c" left parenthesis, "x" , right parenthesis equals left parenthesis, StartFraction, 20 Over 5 plus 25 Superscript, left parenthesis, "x" minus 1.5 , right parenthesis , Baseline , EndFraction , right parenthesis plus 1.2 5 left parenthesis, left brace, 1.3 7 less than "x" less than 7 , right brace , right parenthesiscx=205+25x−1.5+1.251.37<x<7
34
Expression 35: "c" left parenthesis, negative "x" , right parenthesisc−x
35
Expression 36: StartFraction, 1 Over 10 , EndFraction equals left parenthesis, left parenthesis, "x" plus .7 , right parenthesis squared plus left parenthesis, "y" minus 3.6 , right parenthesis squared , right parenthesis110=x+.72+y−3.62
36
Expression 37: StartFraction, 1 Over 10 , EndFraction equals left parenthesis, left parenthesis, "x" minus .7 , right parenthesis squared plus left parenthesis, "y" minus 3.6 , right parenthesis squared , right parenthesis110=x−.72+y−3.62
37
Expression 38: "u" left parenthesis, "x" , right parenthesis equals negative log left parenthesis, negative 1.3 9 9 "x" plus 9.8 1 , right parenthesis minus .8 2 left parenthesis, left brace, 2.5 less than "x" less than 7.0 0 6 , right brace , right parenthesisux=−log−1.399x+9.81−.822.5<x<7.006
38
Expression 39: "u" left parenthesis, negative "x" , right parenthesisu−x
39
Expression 40: "e" Superscript, negative left parenthesis, 1 half "x" squared , right parenthesis , Baseline times 3 left parenthesis, left brace, negative 1.2 5 less than "x" less than 1.2 5 , right brace , right parenthesise−12x2·3−1.25<x<1.25
40
Expression 41: left parenthesis, negative "e" Superscript, negative left parenthesis, 2 "x" squared , right parenthesis , Baseline , right parenthesis plus 5 left parenthesis, left brace, negative 3 less than "x" less than 3 , right brace , right parenthesis−e−2x2+5−3<x<3