Expression 21: left parenthesis, StartFraction, "x" Over 2 , EndFraction , right parenthesis squared minus left parenthesis, StartFraction, "y" plus 10 Over 1.5 , EndFraction , right parenthesis squared equals 1 left brace, negative 3 less than "x" less than 3 , right bracex22−y+101.52=1−3<x<3
21
Expression 22: left parenthesis, StartFraction, "x" Over 2 , EndFraction , right parenthesis squared minus left parenthesis, StartFraction, "y" plus 13.5 Over 1.5 , EndFraction , right parenthesis squared equals 1 left brace, negative 3 less than "x" less than 3 , right bracex22−y+13.51.52=1−3<x<3
22
Expression 23: "y" equals negative 15 left brace, negative 3 less than "x" less than 3 , right bracey=−15−3<x<3
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Expression 24: "y" equals negative 8 left brace, negative 3 less than "x" less than 3 , right bracey=−8−3<x<3
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Expression 25: left parenthesis, "x" minus 4 , right parenthesis squared plus left parenthesis, "y" plus 8 , right parenthesis squared equals 1x−42+y+82=1
25
Expression 26: left parenthesis, "x" minus 4 , right parenthesis squared plus left parenthesis, "y" plus 11.7 , right parenthesis squared equals 1x−42+y+11.72=1
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Expression 27: left parenthesis, "x" minus 4 , right parenthesis squared plus left parenthesis, "y" plus 15 , right parenthesis squared equals 1x−42+y+152=1
27
Expression 28: left parenthesis, "x" plus 4 , right parenthesis squared plus left parenthesis, "y" plus 8 , right parenthesis squared equals 1x+42+y+82=1
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Expression 29: left parenthesis, "x" plus 4 , right parenthesis squared plus left parenthesis, "y" plus 11.7 , right parenthesis squared equals 1x+42+y+11.72=1
29
Expression 30: left parenthesis, "x" plus 4 , right parenthesis squared plus left parenthesis, "y" plus 15 , right parenthesis squared equals 1x+42+y+152=1
30
Expression 31: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" plus 60 , right parenthesis squared equals 100 left brace, negative 62 less than "y" less than 0 , right bracex2+y+602=100−62<y<0
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Expression 32: left parenthesis, StartFraction, "x" Over 9 , EndFraction , right parenthesis squared minus left parenthesis, StartFraction, "y" plus 66 Over 9 , EndFraction , right parenthesis squared equals 1 left brace, negative 10 less than "x" less than 10 , right bracex92−y+6692=1−10<x<10
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Expression 33: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" plus 75 , right parenthesis squared equals 121 left brace, negative 100 less than "y" less than negative 70 , right bracex2+y+752=121−100<y<−70
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Expression 34: left parenthesis, "x" , right parenthesis squared plus left parenthesis, "y" plus 62 , right parenthesis squared less than or equal to 16x2+y+622≤16
34
Expression 35: "y" equals negative 80 left brace, negative 3 less than "x" less than 3 , right bracey=−80−3<x<3
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Expression 36: "x" equals negative 1 left brace, negative 80 less than "y" less than negative 15 , right bracex=−1−80<y<−15
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Expression 37: "x" equals negative .5 left brace, negative 80 less than "y" less than negative 15 , right bracex=−.5−80<y<−15
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Expression 38: "x" equals 0 left brace, negative 80 less than "y" less than negative 15 , right bracex=0−80<y<−15
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Expression 39: "x" equals .5 left brace, negative 80 less than "y" less than negative 15 , right bracex=.5−80<y<−15
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Expression 40: "x" equals 1 left brace, negative 80 less than "y" less than negative 15 , right bracex=1−80<y<−15
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Expression 41: left parenthesis, StartFraction, "x" Over 25 , EndFraction , right parenthesis squared plus left parenthesis, StartFraction, "y" plus 47 Over 45 , EndFraction , right parenthesis squared equals 1x252+y+47452=1