Biểu thức 43: 1.4 left parenthesis, "x" plus 78 , right parenthesis squared plus left parenthesis, "y" plus 115 , right parenthesis squared equals 1300 left brace, "y" greater than or equal to negative 140 , right brace left brace, "x" greater than or equal to negative 100 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.1.4x+782+y+1152=1300y≥−140x≥−100
43
Biểu thức 44: "y" equals negative 0.0 0 9 left parenthesis, "x" plus 140 , right parenthesis squared minus 75 left brace, negative 100 less than or equal to "x" less than or equal to negative 55.5 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=−0.009x+1402−75−100≤x≤−55.5
44
Biểu thức 45: "y" equals negative 0.0 0 3 left parenthesis, "x" minus 70 , right parenthesis squared minus 65 left brace, 70 less than or equal to "x" less than or equal to 140 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=−0.003x−702−6570≤x≤140
45
Biểu thức 46: 1.9 left parenthesis, "x" minus 160 , right parenthesis squared plus left parenthesis, "y" plus 165 , right parenthesis squared equals 8000 left brace, "x" less than or equal to 140 , right brace left brace, "y" greater than or equal to negative 150 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.1.9x−1602+y+1652=8000x≤140y≥−150
46
Biểu thức 47: "y" equals negative 0.0 5 left parenthesis, "x" minus 55 , right parenthesis squared minus 65 left brace, "x" greater than or equal to 55 , right brace left brace, "y" greater than or equal to negative 150 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=−0.05x−552−65x≥55y≥−150
47
Biểu thức 48: "x" equals 0.0 0 5 left parenthesis, "y" plus 190 , right parenthesis squared minus 150 left brace, "x" less than or equal to negative 98 , right brace left brace, negative 330 less than or equal to "y" less than or equal to negative 90 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.x=0.005y+1902−150x≤−98−330≤y≤−90
48
Biểu thức 49: "y" equals negative 0.0 0 1 left parenthesis, "x" minus 30 , right parenthesis squared minus 140 left brace, negative 25 less than or equal to "x" less than or equal to 60 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=−0.001x−302−140−25≤x≤60
49
Biểu thức 50: "y" equals 0.7 "x" minus 95 left brace, negative 90 less than or equal to "x" less than or equal to negative 58 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=0.7x−95−90≤x≤−58
50
Biểu thức 51: "y" equals negative 1.5 "x" minus 293 left brace, negative 95 less than or equal to "x" less than or equal to negative 40 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=−1.5x−293−95≤x≤−40
51
Biểu thức 52: "x" equals negative 0.0 1 2 left parenthesis, "y" plus 272 , right parenthesis squared minus 21 left brace, negative 306 less than or equal to "y" less than or equal to negative 231 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.x=−0.012y+2722−21−306≤y≤−231
52
Biểu thức 53: 2 left parenthesis, "x" plus 89 , right parenthesis squared plus left parenthesis, "y" plus 285 , right parenthesis squared equals 200 left brace, "y" less than or equal to negative 290 , right brace left brace, "x" less than or equal to negative 90 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.2x+892+y+2852=200y≤−290x≤−90
53
Biểu thức 54: left parenthesis, "x" plus 90 , right parenthesis squared plus left parenthesis, "y" plus 300 , right parenthesis squared equals 200 left brace, "y" less than or equal to negative 290 , right brace left brace, "x" less than or equal to negative 80 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.x+902+y+3002=200y≤−290x≤−80
54
Biểu thức 55: "y" equals 0.0 6 left parenthesis, "x" plus 70 , right parenthesis squared minus 315 left brace, "y" less than or equal to negative 300 , right brace left brace, "x" greater than or equal to negative 80 , right brace Có đồ thị. Để bật theo dõi bằng âm thanh, bấm ALT+T.y=0.06x+702−315y≤−300x≥−80
55
Biểu thức 56: "y" equals 0.1 left parenthesis, "x" plus 45 , right parenthesis squared minus 315 left brace, negative 56 less than or equal to "x" less than or equal to negative 35 , right bracey=0.1x+452−315−56≤x≤−35
56
Biểu thức 57: "x" equals negative 0.0 0 5 left parenthesis, "y" plus 215 , right parenthesis squared plus 220 left brace, negative 250 less than or equal to "y" less than or equal to negative 85 , right bracex=−0.005y+2152+220−250≤y≤−85
57
Biểu thức 58: "y" equals negative 0.5 "x" minus 100 left brace, 98 less than or equal to "x" less than or equal to 123 , right bracey=−0.5x−10098≤x≤123
58
Biểu thức 59: "y" equals negative 0.0 9 left parenthesis, "x" minus 140 , right parenthesis squared minus 140 left brace, negative 180 less than or equal to "y" less than or equal to negative 130 , right brace left brace, "x" less than or equal to 135 , right bracey=−0.09x−1402−140−180≤y≤−130x≤135
59
Biểu thức 60: "y" equals negative 0.0 0 5 left parenthesis, "x" plus 23 , right parenthesis squared minus 80 left brace, negative 325 less than or equal to "y" less than or equal to negative 150 , right brace left brace, "x" greater than or equal to 9 , right bracey=−0.005x+232−80−325≤y≤−150x≥9
60
Biểu thức 61: "y" equals left parenthesis, "x" minus 210 , right parenthesis squared minus 270 left brace, "y" less than or equal to negative 250 , right brace left brace, "x" greater than or equal to 211 , right bracey=x−2102−270y≤−250x≥211
61
Biểu thức 62: left parenthesis, "x" minus 190 , right parenthesis squared plus left parenthesis, "y" plus 275 , right parenthesis squared equals 1200 left brace, "x" greater than or equal to 190 , right brace left brace, "y" less than or equal to negative 250 , right bracex−1902+y+2752=1200x≥190y≤−250
62
Biểu thức 63: "y" equals negative 0.5 left parenthesis, "x" plus 95 , right parenthesis squared minus 313 left brace, "y" greater than or equal to negative 330 , right brace left brace, "x" less than or equal to negative 95 , right brace left brace, "y" greater than or equal to negative 325 , right bracey=−0.5x+952−313y≥−330x≤−95y≥−325
63
Biểu thức 64: "y" equals negative 0.0 0 0 9 left parenthesis, "x" minus 55 , right parenthesis squared minus 305 left brace, negative 100 less than or equal to "x" less than or equal to 200 , right bracey=−0.0009x−552−305−100≤x≤200
64
Biểu thức 65: "y" equals 0.0 7 left parenthesis, "x" plus 77 , right parenthesis squared minus 360 left brace, "y" less than or equal to negative 325 , right brace left brace, "x" less than or equal to negative 85 , right bracey=0.07x+772−360y≤−325x≤−85
65
Biểu thức 66: left parenthesis, "x" minus 55 , right parenthesis squared plus 2 left parenthesis, "y" plus 320 , right parenthesis squared equals 20000 left brace, "x" greater than or equal to 20 , right brace left brace, "y" less than or equal to negative 325 , right bracex−552+2y+3202=20000x≥20y≤−325
66
Biểu thức 67: 16 left parenthesis, "x" plus 63 , right parenthesis squared plus left parenthesis, "y" plus 535 , right parenthesis squared equals 40000 left brace, "x" less than or equal to negative 85 , right brace left brace, "y" greater than or equal to negative 650 , right brace16x+632+y+5352=40000x≤−85y≥−650
67
Biểu thức 68: 16 left parenthesis, "x" minus 175 , right parenthesis squared plus left parenthesis, "y" plus 545 , right parenthesis squared equals 40000 left brace, "y" greater than or equal to negative 650 , right brace left brace, "x" greater than or equal to 189 , right brace16x−1752+y+5452=40000y≥−650x≥189
68
Biểu thức 69: "y" equals negative 0.3 left parenthesis, "x" minus 55 , right parenthesis squared minus 300 left brace, negative 660 less than or equal to "y" less than or equal to negative 420 , right bracey=−0.3x−552−300−660≤y≤−420
69
Biểu thức 70: "y" equals negative 0.0 0 1 left parenthesis, "x" plus 70 , right parenthesis squared minus 600 left brace, negative 110 less than or equal to "x" less than or equal to 23 , right bracey=−0.001x+702−600−110≤x≤23
70
Biểu thức 71: "y" equals negative 0.0 0 1 left parenthesis, "x" minus 180 , right parenthesis squared minus 600 left brace, 90 less than or equal to "x" less than or equal to 225 , right bracey=−0.001x−1802−60090≤x≤225
71
Biểu thức 72: "y" equals negative 0.0 0 1 left parenthesis, "x" plus 70 , right parenthesis squared minus 650 left brace, negative 104 less than or equal to "x" less than or equal to 21 , right bracey=−0.001x+702−650−104≤x≤21
72
Biểu thức 73: "y" equals negative 0.0 0 1 left parenthesis, "x" minus 180 , right parenthesis squared minus 650 left brace, 90 less than or equal to "x" less than or equal to 217 , right bracey=−0.001x−1802−65090≤x≤217
73
Biểu thức 74: 1.4 left parenthesis, "x" plus 67 , right parenthesis squared plus left parenthesis, "y" plus 740 , right parenthesis squared equals 10000 left brace, "y" greater than or equal to negative 720 , right brace left brace, "x" less than or equal to negative 104 , right brace1.4x+672+y+7402=10000y≥−720x≤−104
74
Biểu thức 75: 1.4 left parenthesis, "x" minus 180 , right parenthesis squared plus left parenthesis, "y" plus 740 , right parenthesis squared equals 10000 left brace, "y" greater than or equal to negative 720 , right brace left brace, "x" greater than or equal to 220 , right brace1.4x−1802+y+7402=10000y≥−720x≥220
75
Biểu thức 76: "y" equals negative 19 "x" minus 390 left brace, negative 720 less than or equal to "y" less than or equal to negative 658 , right bracey=−19x−390−720≤y≤−658
76
Biểu thức 77: "y" equals 19 "x" minus 2500 left brace, negative 720 less than or equal to "y" less than or equal to negative 658 , right bracey=19x−2500−720≤y≤−658
77
Biểu thức 78: "y" equals 0.1 5 "x" minus 725 left brace, negative 5 less than or equal to "x" less than or equal to 17 , right bracey=0.15x−725−5≤x≤17
78
Biểu thức 79: "y" equals negative 0.1 5 "x" minus 708 left brace, 94 less than or equal to "x" less than or equal to 115 , right bracey=−0.15x−70894≤x≤115
79
Biểu thức 80: "y" equals negative 3 "x" minus 740 left brace, negative 725 less than or equal to "y" less than or equal to negative 710 , right bracey=−3x−740−725≤y≤−710
80
Biểu thức 81: "y" equals 3 "x" minus 1070 left brace, negative 725 less than or equal to "y" less than or equal to negative 710 , right bracey=3x−1070−725≤y≤−710
81
Biểu thức 82: "y" equals 3 "x" minus 675 left brace, negative 730 less than or equal to "y" less than or equal to negative 710 , right bracey=3x−675−730≤y≤−710
82
Biểu thức 83: "y" equals negative 3 "x" minus 345 left brace, negative 725 less than or equal to "y" less than or equal to negative 710 , right bracey=−3x−345−725≤y≤−710
83
Biểu thức 84: "y" equals 0.0 0 1 left parenthesis, "x" minus 172 , right parenthesis squared minus 729 left brace, 128 less than or equal to "x" less than or equal to 262 , right bracey=0.001x−1722−729128≤x≤262
84
Biểu thức 85: "y" equals 0.0 0 1 left parenthesis, "x" plus 50 , right parenthesis squared minus 730 left brace, negative 150 less than or equal to "x" less than or equal to negative 18 , right bracey=0.001x+502−730−150≤x≤−18
85
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