Expression 81: "y" equals negative 3 left parenthesis, "x" minus 1.9 , right parenthesis squared minus 1.6 5 left brace, 1.7 2 less than or equal to "x" less than or equal to 2 , right brace Has graph. To audio trace, press ALT+T.y=−3x−1.92−1.651.72≤x≤2
81
Expression 82: "y" equals negative 2 left parenthesis, "x" minus 1.5 2 8 , right parenthesis squared minus 1.7 5 1 left brace, 1.2 less than or equal to "x" less than or equal to 1.5 0 5 2 3 , right brace Has graph. To audio trace, press ALT+T.y=−2x−1.5282−1.7511.2≤x≤1.50523
82
Expression 83: "y" equals 7 left parenthesis, "x" minus 1.0 5 5 , right parenthesis squared minus 2.3 5 9 5 left brace, 1.0 5 5 less than or equal to "x" less than or equal to 1.2 4 , right brace Has graph. To audio trace, press ALT+T.y=7x−1.0552−2.35951.055≤x≤1.24
83
Expression 84: left parenthesis, "x" minus 1.0 5 5 , right parenthesis squared plus left parenthesis, "y" plus 2.2 5 9 , right parenthesis squared equals .0 1 left brace, "y" plus 2.3 5 8 less than or equal to negative 1.2 5 left parenthesis, "x" minus 1.0 5 5 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.0552+y+2.2592=.01y+2.358≤−1.25x−1.055
84
Expression 85: left parenthesis, "x" minus 1.2 8 , right parenthesis squared plus left parenthesis, "y" plus 2.2 1 , right parenthesis squared equals .0 1 left brace, "y" plus 2.3 1 less than or equal to negative .7 4 left parenthesis, "x" minus 1.2 8 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.282+y+2.212=.01y+2.31≤−.74x−1.28
85
Expression 86: left parenthesis, "x" minus 1.4 , right parenthesis squared plus left parenthesis, "y" plus 2.1 8 5 , right parenthesis squared equals .0 1 left brace, "y" plus 2.2 8 5 less than or equal to negative .3 left parenthesis, "x" plus negative 1.4 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.42+y+2.1852=.01y+2.285≤−.3x+−1.4
86
Expression 87: "y" equals 10 left parenthesis, "x" minus 1.2 8 , right parenthesis squared minus 2.3 1 left brace, 1.2 8 less than or equal to "x" less than or equal to 1.4 , right brace Has graph. To audio trace, press ALT+T.y=10x−1.282−2.311.28≤x≤1.4
87
Expression 88: "y" equals 15 left parenthesis, "x" minus 1.4 , right parenthesis squared minus 2.2 8 5 left brace, 1.4 less than or equal to "x" less than or equal to 1.5 7 5 8 , right brace Has graph. To audio trace, press ALT+T.y=15x−1.42−2.2851.4≤x≤1.5758
88
Expression 89: left parenthesis, "x" minus 1.5 , right parenthesis squared plus left parenthesis, "y" plus 1.8 2 8 , right parenthesis squared equals .0 0 5 8 left brace, "y" plus 1.7 5 2 greater than or equal to negative left parenthesis, "x" minus 1.5 0 1 8 7 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.52+y+1.8282=.0058y+1.752≥−x−1.50187
89
Expression 90: left parenthesis, "x" minus 1.5 5 , right parenthesis squared plus left parenthesis, "y" plus 2.1 5 , right parenthesis squared equals .0 1 left brace, "y" plus 2.2 1 less than or equal to negative .5 left parenthesis, "x" minus 1.4 7 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.552+y+2.152=.01y+2.21≤−.5x−1.47
90
Expression 91: "y" equals 6 left parenthesis, "x" minus 1.5 5 , right parenthesis squared minus 2.2 5 left brace, 1.5 5 less than or equal to "x" less than or equal to 1.6 8 7 , right brace Has graph. To audio trace, press ALT+T.y=6x−1.552−2.251.55≤x≤1.687
91
Expression 92: left parenthesis, "x" minus 1.7 6 , right parenthesis squared plus left parenthesis, "y" plus 2.1 , right parenthesis squared equals .0 1 left brace, "y" plus 2.1 5 4 less than or equal to negative .5 left parenthesis, "x" minus 1.6 6 7 2 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−1.762+y+2.12=.01y+2.154≤−.5x−1.6672
92
Expression 93: "y" equals 6 left parenthesis, "x" minus 1.7 5 9 , right parenthesis squared minus 2.2 left brace, 1.7 5 9 less than or equal to "x" less than or equal to 1.9 , right brace Has graph. To audio trace, press ALT+T.y=6x−1.7592−2.21.759≤x≤1.9
93
Expression 94: 18 left parenthesis, "x" minus 1.9 , right parenthesis squared minus 2.1 7 left brace, 1.8 5 7 less than or equal to "x" less than or equal to 2.0 2 2 , right brace Has graph. To audio trace, press ALT+T.18x−1.92−2.171.857≤x≤2.022
94
Expression 95: "x" equals negative .5 left parenthesis, "y" plus 1.9 , right parenthesis squared plus 2.0 2 left brace, negative 1.9 less than or equal to "y" less than or equal to negative 1.6 8 , right brace Has graph. To audio trace, press ALT+T.x=−.5y+1.92+2.02−1.9≤y≤−1.68
95
Expression 96: "y" equals negative 5 left parenthesis, "x" plus 2.1 , right parenthesis squared minus 1.7 left brace, negative 2.2 less than or equal to "x" less than or equal to negative 1.9 4 1 , right brace Has graph. To audio trace, press ALT+T.y=−5x+2.12−1.7−2.2≤x≤−1.941
96
Expression 97: "y" equals 8 left parenthesis, "x" plus 2.1 , right parenthesis squared minus 2.2 left brace, negative 2.2 2 less than or equal to "x" less than or equal to negative 2.0 6 , right brace Has graph. To audio trace, press ALT+T.y=8x+2.12−2.2−2.22≤x≤−2.06
97
Expression 98: "y" equals 8 left parenthesis, "x" plus 2 , right parenthesis squared minus 2.2 2 left brace, negative 2.0 6 less than or equal to "x" less than or equal to negative 1.9 4 5 , right brace Has graph. To audio trace, press ALT+T.y=8x+22−2.22−2.06≤x≤−1.945
98
Expression 99: "y" equals 6 left parenthesis, "x" plus 1.8 5 , right parenthesis squared minus 2.2 5 5 left brace, negative 1.9 5 less than or equal to "x" less than or equal to negative 1.7 2 , right brace Has graph. To audio trace, press ALT+T.y=6x+1.852−2.255−1.95≤x≤−1.72
99
Expression 100: "x" equals .9 left parenthesis, "y" plus 1.9 , right parenthesis squared minus 2.2 5 left brace, negative 2.0 8 8 less than or equal to "y" less than or equal to negative 1.9 , right brace Has graph. To audio trace, press ALT+T.x=.9y+1.92−2.25−2.088≤y≤−1.9
100
Expression 101: "x" equals 2 left parenthesis, "y" plus 1.9 , right parenthesis squared minus 2.2 5 left brace, negative 1.9 less than or equal to "y" less than or equal to negative 1.7 5 , right brace Has graph. To audio trace, press ALT+T.x=2y+1.92−2.25−1.9≤y≤−1.75
101
Expression 102: "y" plus 1.2 2 equals negative 15 left parenthesis, "x" plus 2.2 3 , right parenthesis left brace, negative 2.2 3 less than or equal to "x" less than or equal to negative 2.1 9 5 , right brace Has graph. To audio trace, press ALT+T.y+1.22=−15x+2.23−2.23≤x≤−2.195
102
Expression 103: "y" equals negative 7 left parenthesis, "x" plus 2.5 , right parenthesis squared minus 1.4 7 left brace, negative 2.5 6 8 less than or equal to "x" less than or equal to negative 2.3 8 8 , right brace Has graph. To audio trace, press ALT+T.y=−7x+2.52−1.47−2.568≤x≤−2.388
103
Expression 104: "y" equals 1.5 left parenthesis, "x" plus 2.3 5 , right parenthesis squared minus 2.1 left brace, negative 2.3 5 less than or equal to "x" less than or equal to negative 2.2 2 , right brace Has graph. To audio trace, press ALT+T.y=1.5x+2.352−2.1−2.35≤x≤−2.22
104
Expression 105: "y" equals 6 left parenthesis, "x" plus 2.3 5 , right parenthesis squared minus 2.1 left brace, negative 2.4 4 9 less than or equal to "x" less than or equal to negative 2.3 5 , right brace Has graph. To audio trace, press ALT+T.y=6x+2.352−2.1−2.449≤x≤−2.35
105
Expression 106: "y" equals 6 left parenthesis, "x" plus 2.5 , right parenthesis squared minus 2.0 6 left brace, negative 2.5 6 less than or equal to "x" less than or equal to negative 2.4 4 7 2 , right brace Has graph. To audio trace, press ALT+T.y=6x+2.52−2.06−2.56≤x≤−2.4472
106
Expression 107: "y" equals 25 left parenthesis, "x" plus 2.5 8 , right parenthesis squared minus 2.0 4 left brace, negative 2.6 4 7 4 less than or equal to "x" less than or equal to negative 2.5 6 3 , right brace Has graph. To audio trace, press ALT+T.y=25x+2.582−2.04−2.6474≤x≤−2.563
107
Expression 108: "x" equals 1.1 5 left parenthesis, "y" plus 1.8 , right parenthesis squared minus 2.6 7 left brace, negative 1.9 3 2 less than or equal to "y" less than or equal to negative 1.5 0 2 7 , right brace Has graph. To audio trace, press ALT+T.x=1.15y+1.82−2.67−1.932≤y≤−1.5027
108
Expression 109: "x" equals negative 2.4 4 7 2 left brace, negative 2.0 4 3 3 less than or equal to "y" less than or equal to negative 1.8 5 , right brace Has graph. To audio trace, press ALT+T.x=−2.4472−2.0433≤y≤−1.85
109
Expression 110: "x" equals negative 2.5 6 left brace, negative 2.0 3 4 less than or equal to "y" less than or equal to negative 1.8 7 , right brace Has graph. To audio trace, press ALT+T.x=−2.56−2.034≤y≤−1.87
110
Expression 111: "x" equals negative 2.0 6 left brace, negative 2.1 9 less than or equal to "y" less than or equal to negative 2.0 5 , right brace Has graph. To audio trace, press ALT+T.x=−2.06−2.19≤y≤−2.05
111
Expression 112: "x" equals negative 1.9 4 7 left brace, negative 2.1 9 less than or equal to "y" less than or equal to negative 2.0 , right brace Has graph. To audio trace, press ALT+T.x=−1.947−2.19≤y≤−2.0
112
Expression 113: StartFraction, left parenthesis, "x" plus .6 , right parenthesis squared Over 10 , EndFraction plus left parenthesis, "y" plus 1.5 5 , right parenthesis squared less than or equal to .0 5 Has graph. To audio trace, press ALT+T.x+.6210+y+1.552≤.05
113
Expression 114: negative .1 left parenthesis, "x" plus .6 , right parenthesis squared minus 1.6 4 greater than or equal to "y" greater than or equal to negative StartRoot, .0 5 minus StartFraction, 1 Over 10 , EndFraction left parenthesis, "x" plus .6 , right parenthesis squared , EndRoot minus 1.5 5 left brace, negative 1.1 8 7 less than or equal to "x" less than or equal to negative .0 1 5 , right brace Has graph. To audio trace, press ALT+T.−.1x+.62−1.64≥y≥−.05−110x+.62−1.55−1.187≤x≤−.015
114
Expression 115: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, negative 10.3 less than or equal to "x" less than or equal to negative 9.3 6 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.3−10.3≤x≤−9.36
115
Expression 116: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, negative 6.8 3 less than or equal to "x" less than or equal to negative 4.0 4 5 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.3−6.83≤x≤−4.045
116
Expression 117: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, negative 2.1 7 4 less than or equal to "x" less than or equal to negative 1.4 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.3−2.174≤x≤−1.4
117
Expression 118: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, negative .1 5 8 less than or equal to "x" less than or equal to 1.8 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.3−.158≤x≤1.8
118
Expression 119: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, 6.3 5 less than or equal to "x" less than or equal to 7.1 4 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.36.35≤x≤7.14
119
Expression 120: "y" equals negative .0 0 7 "x" squared plus 1.3 left brace, 8.5 less than or equal to "x" less than or equal to 10.3 9 , right brace Has graph. To audio trace, press ALT+T.y=−.007x2+1.38.5≤x≤10.39
120
Expression 121: "y" minus 0.6 8 7 equals 1.9 left parenthesis, "x" plus 9.3 7 , right parenthesis left brace, negative 9.3 7 less than or equal to "x" less than or equal to negative 9.0 9 , right brace Has graph. To audio trace, press ALT+T.y−0.687=1.9x+9.37−9.37≤x≤−9.09
121
Expression 122: StartFraction, left parenthesis, "x" minus 4 , right parenthesis squared Over 9 , EndFraction plus StartFraction, left parenthesis, "y" plus .5 , right parenthesis Over .9 , EndFraction squared equals .6 5 left brace, "y" less than or equal to .0 7 7 9 "x" squared minus .6 5 , right brace left brace, "x" less than or equal to 1.7 3 , right brace Has graph. To audio trace, press ALT+T.x−429+y+.5.92=.65y≤.0779x2−.65x≤1.73
122
Expression 123: StartFraction, left parenthesis, "x" minus 4 , right parenthesis squared Over 9 , EndFraction plus StartFraction, left parenthesis, "y" plus .5 , right parenthesis squared Over .9 , EndFraction equals .6 5 left brace, "y" less than or equal to .0 7 7 9 "x" squared minus .6 5 , right brace left brace, "y" plus .8 7 4 less than or equal to .7 8 left parenthesis, "x" minus 1.9 2 8 , right parenthesis , right brace Has graph. To audio trace, press ALT+T.x−429+y+.52.9=.65y≤.0779x2−.65y+.874≤.78x−1.928
123
Expression 124: StartFraction, left parenthesis, "x" minus 4 , right parenthesis squared Over 9 , EndFraction plus StartFraction, left parenthesis, "y" plus .5 , right parenthesis squared Over .9 , EndFraction less than or equal to .6 5 left brace, 3.3 9 less than or equal to "x" , right brace Has graph. To audio trace, press ALT+T.x−429+y+.52.9≤.653.39≤x
124
Expression 125: .0 7 7 9 "x" squared minus .6 5 greater than or equal to "y" greater than or equal to negative StartRoot, .9 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 left brace, 2.1 5 less than or equal to "x" less than or equal to 3.3 9 , right brace Has graph. To audio trace, press ALT+T..0779x2−.65≥y≥−.9.65−19x−42−.52.15≤x≤3.39
125
Expression 126: negative 3.7 left parenthesis, "x" minus 2.4 , right parenthesis squared minus .0 5 greater than or equal to "y" greater than or equal to negative StartRoot, .9 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 left brace, "x" less than or equal to 2.1 5 , right brace Has graph. To audio trace, press ALT+T.−3.7x−2.42−.05≥y≥−.9.65−19x−42−.5x≤2.15
126
Expression 127: "y" equals negative .0 5 left parenthesis, "x" plus 7.2 , right parenthesis squared plus 1.4 left brace, negative 9.0 7 5 less than or equal to "x" less than or equal to negative 7.2 , right brace Has graph. To audio trace, press ALT+T.y=−.05x+7.22+1.4−9.075≤x≤−7.2
127
Expression 128: "y" minus 1.4 equals negative 1.2 left parenthesis, "x" plus 7.2 , right parenthesis left brace, negative 7.2 less than or equal to "x" less than or equal to negative 6.8 3 7 , right brace Has graph. To audio trace, press ALT+T.y−1.4=−1.2x+7.2−7.2≤x≤−6.837
128
Expression 129: "y" equals negative .0 3 left parenthesis, "x" minus 3.5 , right parenthesis squared plus 1.8 left brace, 3.8 4 4 less than or equal to "x" less than or equal to 6 , right brace Has graph. To audio trace, press ALT+T.y=−.03x−3.52+1.83.844≤x≤6
129
Expression 130: "y" minus 1.6 1 3 equals negative 1.7 left parenthesis, "x" minus 6 , right parenthesis left brace, 6 less than or equal to "x" less than or equal to 6.3 5 , right brace Has graph. To audio trace, press ALT+T.y−1.613=−1.7x−66≤x≤6.35
130
Expression 131: "y" minus .9 4 equals 2.5 left parenthesis, "x" minus 7.1 3 5 , right parenthesis left brace, 7.1 3 5 less than or equal to "x" less than or equal to 7.2 4 , right brace Has graph. To audio trace, press ALT+T.y−.94=2.5x−7.1357.135≤x≤7.24
131
Expression 132: "y" equals negative .0 5 left parenthesis, "x" minus 7.2 4 , right parenthesis squared plus 1.2 left brace, 7.2 4 less than or equal to "x" less than or equal to 8.4 , right brace Has graph. To audio trace, press ALT+T.y=−.05x−7.242+1.27.24≤x≤8.4
132
Expression 133: "y" minus 1.1 5 equals negative 2.5 left parenthesis, "x" minus 8.3 7 , right parenthesis left brace, 8.3 7 less than or equal to "x" less than or equal to 8.5 2 , right brace Has graph. To audio trace, press ALT+T.y−1.15=−2.5x−8.378.37≤x≤8.52
133
Expression 134: "y" equals negative .0 4 left parenthesis, "x" plus .7 5 , right parenthesis squared plus 1.5 left brace, negative 1.3 7 less than or equal to "x" less than or equal to negative .1 8 7 , right brace Has graph. To audio trace, press ALT+T.y=−.04x+.752+1.5−1.37≤x≤−.187
134
Expression 135: "y" minus 1.4 8 equals 6 left parenthesis, "x" plus 1.3 7 , right parenthesis left brace, negative 1.4 0 3 3 less than or equal to "x" less than or equal to negative 1.3 6 9 , right brace Has graph. To audio trace, press ALT+T.y−1.48=6x+1.37−1.4033≤x≤−1.369
135
Expression 136: "y" minus 1.4 8 equals negative 6 left parenthesis, "x" plus .2 , right parenthesis left brace, negative .2 less than or equal to "x" less than or equal to negative .1 7 , right brace Has graph. To audio trace, press ALT+T.y−1.48=−6x+.2−.2≤x≤−.17
136
Expression 137: negative StartRoot, .9 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 less than or equal to "y" less than or equal to negative .0 8 left parenthesis, "x" minus 4 , right parenthesis squared minus .4 7 5 left brace, 4 less than or equal to "x" less than or equal to 6.1 4 2 , right brace Has graph. To audio trace, press ALT+T.−.9.65−19x−42−.5≤y≤−.08x−42−.4754≤x≤6.142
137
Expression 138: negative StartRoot, .9 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 less than or equal to "y" less than or equal to negative .0 4 left parenthesis, "x" minus 4 , right parenthesis squared minus .4 8 left brace, 2 less than or equal to "x" less than or equal to 4 , right brace Has graph. To audio trace, press ALT+T.−.9.65−19x−42−.5≤y≤−.04x−42−.482≤x≤4
138
Expression 139: "y" equals negative 1.8 left parenthesis, "x" plus 3.3 , right parenthesis squared plus 2 left brace, negative 3.5 less than or equal to "x" less than or equal to negative 3.3 6 , right brace Has graph. To audio trace, press ALT+T.y=−1.8x+3.32+2−3.5≤x≤−3.36
139
Expression 140: StartFraction, left parenthesis, "x" plus 7.8 , right parenthesis squared Over 9 , EndFraction plus StartFraction, left parenthesis, "y" plus .4 , right parenthesis squared Over 1 , EndFraction less than or equal to .2 Has graph. To audio trace, press ALT+T.x+7.829+y+.421≤.2
140
Expression 141: negative StartRoot, .2 minus 1 ninth left parenthesis, "x" plus 7.8 , right parenthesis squared , EndRoot minus .4 less than or equal to "y" less than or equal to negative .1 left parenthesis, "x" plus 7.5 , right parenthesis squared minus .3 left brace, negative 7.5 less than or equal to "x" less than or equal to negative 6.4 6 , right brace Has graph. To audio trace, press ALT+T.−.2−19x+7.82−.4≤y≤−.1x+7.52−.3−7.5≤x≤−6.46
141
Expression 142: negative StartRoot, .2 minus 1 ninth left parenthesis, "x" plus 7.8 , right parenthesis squared , EndRoot minus .4 less than or equal to "y" less than or equal to negative .2 left parenthesis, "x" plus 7.5 , right parenthesis squared minus .3 left brace, negative 8.8 7 less than or equal to "x" less than or equal to negative 7.5 , right brace Has graph. To audio trace, press ALT+T.−.2−19x+7.82−.4≤y≤−.2x+7.52−.3−8.87≤x≤−7.5
142
Expression 143: StartFraction, left parenthesis, "x" plus 5 , right parenthesis squared Over 4 , EndFraction plus StartFraction, left parenthesis, "y" plus 1.8 7 , right parenthesis Over 1 , EndFraction squared less than or equal to .0 8 Has graph. To audio trace, press ALT+T.x+524+y+1.8712≤.08
143
Expression 144: .5 5 left parenthesis, "x" plus 5 , right parenthesis squared minus 2.1 5 less than or equal to "y" less than or equal to negative .5 left parenthesis, "x" plus 5 , right parenthesis squared minus 1.9 left brace, negative 5.5 less than or equal to "x" less than or equal to negative 4.5 , right brace Has graph. To audio trace, press ALT+T..55x+52−2.15≤y≤−.5x+52−1.9−5.5≤x≤−4.5
144
Expression 145: StartFraction, left parenthesis, "x" minus 8.1 , right parenthesis squared Over 6 , EndFraction plus left parenthesis, "y" plus 1.6 , right parenthesis squared less than or equal to .0 6 Has graph. To audio trace, press ALT+T.x−8.126+y+1.62≤.06
145
Expression 146: negative StartRoot, .0 6 minus 1 sixth left parenthesis, "x" minus 8.1 , right parenthesis squared , EndRoot minus 1.6 less than or equal to "y" less than or equal to negative .6 left parenthesis, "x" minus 8.1 , right parenthesis squared minus 1.6 7 left brace, 7.6 9 less than or equal to "x" less than or equal to 8.1 , right brace Has graph. To audio trace, press ALT+T.−.06−16x−8.12−1.6≤y≤−.6x−8.12−1.677.69≤x≤8.1
146
Expression 147: negative StartRoot, .0 6 minus 1 sixth left parenthesis, "x" minus 8.1 , right parenthesis squared , EndRoot minus 1.6 less than or equal to "y" less than or equal to negative .2 left parenthesis, "x" minus 8.1 , right parenthesis squared minus 1.6 7 left brace, 8.1 less than or equal to "x" less than or equal to 8.6 1 , right brace−.06−16x−8.12−1.6≤y≤−.2x−8.12−1.678.1≤x≤8.61
147
Expression 148: StartFraction, left parenthesis, "x" minus 9.5 , right parenthesis squared Over 10 , EndFraction plus left parenthesis, "y" plus .2 5 , right parenthesis squared less than or equal to .1 5x−9.5210+y+.252≤.15
148
Expression 149: negative 3.7 left parenthesis, "x" minus 2.4 , right parenthesis squared minus .0 5 greater than or equal to "y" greater than or equal to negative StartRoot, .9 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 left brace, "x" less than or equal to 2 , right brace−3.7x−2.42−.05≥y≥−.9.65−19x−42−.5x≤2
149
Expression 150: StartFraction, left parenthesis, "x" cos left parenthesis, 4 , right parenthesis minus "y" sin left parenthesis, 2.1 , right parenthesis minus .8 , right parenthesis squared Over 25 , EndFraction plus StartFraction, left parenthesis, "x" sin left parenthesis, 2.1 , right parenthesis plus "y" cos left parenthesis, 4 , right parenthesis plus 3.5 , right parenthesis squared Over 6 , EndFraction less than or equal to .0 0 1xcos4−ysin2.1−.8225+xsin2.1+ycos4+3.526≤.001
150
Expression 151: StartFraction, left parenthesis, "x" cos left parenthesis, 4 , right parenthesis minus "y" sin left parenthesis, 2.1 , right parenthesis minus 1 , right parenthesis squared Over 25 , EndFraction plus StartFraction, left parenthesis, "x" sin left parenthesis, 2.1 , right parenthesis plus "y" cos left parenthesis, 4 , right parenthesis plus 4.2 , right parenthesis squared Over 6 , EndFraction less than or equal to .0 0 1xcos4−ysin2.1−1225+xsin2.1+ycos4+4.226≤.001
151
Expression 152: "y" equals negative 10 left parenthesis, "x" plus 2.7 , right parenthesis squared plus 2.3 left brace, negative 2.8 9 less than or equal to "x" less than or equal to negative 2.7 5 , right bracey=−10x+2.72+2.3−2.89≤x≤−2.75
152
Expression 153: "y" equals negative 5 left parenthesis, "x" plus 2.6 , right parenthesis squared plus 2.2 left brace, negative 2.8 3 5 less than or equal to "x" less than or equal to negative 2.6 4 , right bracey=−5x+2.62+2.2−2.835≤x≤−2.64
153
Expression 154: "y" equals negative 12 left parenthesis, "x" plus 2.8 , right parenthesis squared plus 2.3 left brace, negative 2.9 7 less than or equal to "x" less than or equal to negative 2.8 6 , right bracey=−12x+2.82+2.3−2.97≤x≤−2.86
154
Expression 155: "y" equals negative 20 left parenthesis, "x" plus 2.7 , right parenthesis squared plus 1.8 2 left brace, negative 2.6 6 5 less than or equal to "x" less than or equal to negative 2.6 1 , right bracey=−20x+2.72+1.82−2.665≤x≤−2.61
155
Expression 156: .0 7 7 9 "x" squared minus .6 5 greater than or equal to "y" greater than or equal to negative StartRoot, .8 left parenthesis, .6 5 minus 1 ninth left parenthesis, "x" minus 4 , right parenthesis squared , right parenthesis , EndRoot minus .5 left brace, "x" less than or equal to 1.7 3 3 , right brace.0779x2−.65≥y≥−.8.65−19x−42−.5x≤1.733
156
Expression 157: .0 7 7 9 "x" squared minus .6 5 greater than or equal to "y" greater than or equal to negative 5.2 left parenthesis, "x" minus 2.1 , right parenthesis squared minus .0 5 left brace, 1.7 3 3 less than or equal to "x" less than or equal to 1.8 5 , right brace.0779x2−.65≥y≥−5.2x−2.12−.051.733≤x≤1.85
157
Expression 158: negative StartRoot, .1 5 minus StartFraction, 1 Over 10 , EndFraction left parenthesis, "x" minus 9.5 , right parenthesis squared , EndRoot minus .2 5 less than or equal to "y" less than or equal to negative .0 9 left parenthesis, "x" minus 9.4 2 , right parenthesis squared minus .2 2 left brace, 8.3 less than or equal to "x" less than or equal to 9.4 2 , right brace−.15−110x−9.52−.25≤y≤−.09x−9.422−.228.3≤x≤9.42
158
Expression 159: negative StartRoot, .1 5 minus StartFraction, 1 Over 10 , EndFraction left parenthesis, "x" minus 9.5 , right parenthesis squared , EndRoot minus .2 5 less than or equal to "y" less than or equal to negative .3 left parenthesis, "x" minus 9.4 2 , right parenthesis squared minus .2 2 left brace, 9.4 2 less than or equal to "x" less than or equal to 10.3 8 , right brace−.15−110x−9.52−.25≤y≤−.3x−9.422−.229.42≤x≤10.38
159
Expression 160: "y" equals .5 left parenthesis, "x" plus 4.1 , right parenthesis squared left brace, negative 4.1 less than or equal to "x" less than or equal to negative 2.7 9 , right bracey=.5x+4.12−4.1≤x≤−2.79