Expression 10: left parenthesis, "x" plus 3.5 , right parenthesis squared plus left parenthesis, "y" minus 13.5 , right parenthesis squared equals 1.7 5 squaredx+3.52+y−13.52=1.752
10
Expression 11: "y" equals 13.5 left brace, negative 5.2 5 less than "x" less than negative 1.7 5 , right bracey=13.5−5.25<x<−1.75
11
Expression 12: left parenthesis, "x" plus 10 , right parenthesis squared plus left parenthesis, "y" minus 9 , right parenthesis squared equals 1.5 squaredx+102+y−92=1.52
12
Expression 13: .0 0 3 "x" squared plus .0 6 2 5 "y" squared equals 1 left brace, negative 4 less than "y" less than 3.6 8 5 , right brace.003x2+.0625y2=1−4<y<3.685
13
Expression 14: .0 0 2 5 "x" squared plus .0 4 7 "y" squared equals 1 left brace, negative 20 less than "x" less than negative 8 , right brace.0025x2+.047y2=1−20<x<−8
14
Expression 15: .0 0 2 5 "x" squared plus .0 4 7 "y" squared equals 1 left brace, 14 less than "x" less than 20 , right brace left brace, 0 less than "y" less than 14 , right brace.0025x2+.047y2=114<x<200<y<14
15
Expression 16: .0 0 2 5 "x" squared plus .0 4 7 "y" squared equals 1 left brace, negative 5 less than "y" less than negative 4.5 , right brace.0025x2+.047y2=1−5<y<−4.5
16
Expression 17: .0 0 2 5 "x" squared plus .0 4 7 "y" squared equals 1 left brace, 9 less than "x" less than 20 , right brace left brace, negative 10 less than "y" less than 0 , right brace.0025x2+.047y2=19<x<20−10<y<0
17
Expression 18: left parenthesis, "x" minus 8.5 , right parenthesis squared plus left parenthesis, "y" minus 11.5 , right parenthesis squared equals 1 squaredx−8.52+y−11.52=12
18
Expression 19: left parenthesis, "x" minus 8.5 , right parenthesis squared plus left parenthesis, "y" minus 11.5 , right parenthesis squared equals .5 squaredx−8.52+y−11.52=.52
19
Expression 20: "y" equals negative "x" minus 2 left brace, negative 13.4 1 4 less than "y" less than negative 10.6 0 2 , right bracey=−x−2−13.414<y<−10.602
