運算式 30: negative 6.5 greater than or equal to "x" greater than or equal to negative 6.5 left brace, 0 less than "y" less than 3 , right brace−6.5≥x≥−6.50<y<3
30
運算式 31: negative 5.5 greater than or equal to "x" greater than or equal to negative 5.5 left brace, 0 less than "y" less than 2 , right brace−5.5≥x≥−5.50<y<2
31
運算式 32: negative 1 greater than or equal to "x" greater than or equal to negative 1 left brace, 0 less than "y" less than 1 , right brace−1≥x≥−10<y<1
32
運算式 33: 1 left brace, 0 less than "y" less than 1 , right brace less than or equal to "x" less than or equal to 110<y<1≤x≤1
33
運算式 34: 16.5 less than or equal to "x" less than or equal to 16.5 left brace, 0 less than "y" less than 10 , right brace16.5≤x≤16.50<y<10
34
road
對學生隱藏此資料夾。
35
運算式 36: 0 greater than or equal to "y" greater than or equal to negative 1.1 left brace, negative 30 less than or equal to "x" less than or equal to 30 , right brace0≥y≥−1.1−30≤x≤30
36
運算式 37:
37
stability
對學生隱藏此資料夾。
38
sun
對學生隱藏此資料夾。
51
運算式 52: 8 greater than or equal to left parenthesis, "x" plus 20 , right parenthesis squared plus left parenthesis, "y" minus 20 , right parenthesis squared plus 28≥x+202+y−202+2
52
運算式 53:
53
cable
對學生隱藏此資料夾。
54
運算式 55: "y" equals "x" plus 26.9 left brace, negative 15.5 greater than "x" greater than negative 26 , right bracey=x+26.9−15.5>x>−26
55
運算式 56: "y" equals negative 0.8 "x" left brace, negative 14.5 less than "x" less than 0 , right bracey=−0.8x−14.5<x<0
56
運算式 57: negative "y" equals negative 0.8 "x" left brace, 14.5 greater than "x" greater than 0 , right brace−y=−0.8x14.5>x>0
57
運算式 58: 1.2 0 "y" equals negative "x" plus 29 left brace, 15.5 less than "x" less than 26 , right brace1.20y=−x+2915.5<x<26
58
運算式 59: "y" equals StartFraction, 2 "x" plus 2 Over 2 "x" plus 24 , EndFractiony=2x+22x+24
59
mountain
對學生隱藏此資料夾。
60
運算式 61: "f" left parenthesis, "x" , right parenthesis equals 3 left parenthesis, negative left parenthesis, "x" plus 35 , right parenthesis to the 4th power minus 2.5 left parenthesis, "x" plus 35 , right parenthesis cubed , right parenthesisfx=3−x+354−2.5x+353
61
運算式 62: "f" left parenthesis, "x" , right parenthesis equals 3 left parenthesis, negative left parenthesis, "x" minus 35 , right parenthesis to the 4th power minus 2.5 left parenthesis, "x" minus 35 , right parenthesis cubed , right parenthesisfx=3−x−354−2.5x−353
62
運算式 63: "f" left parenthesis, "x" , right parenthesis equals StartFraction, 1 Over "x" , EndFractionfx=1x