Expressão 4: left parenthesis, "x" , right parenthesis squared equals 6 left parenthesis, "y" plus 3 , right parenthesis left brace, negative 2 less than or equal to "x" less than or equal to 2 , right bracex2=6y+3−2≤x≤2
4
Expressão 5: left parenthesis, "x" plus 2 , right parenthesis squared plus left parenthesis, "y" minus 2 , right parenthesis squared less than or equal to .2x+22+y−22≤.2
5
Expressão 6: left parenthesis, "x" minus 2 , right parenthesis squared plus left parenthesis, "y" minus 2 , right parenthesis squared less than or equal to .2x−22+y−22≤.2