式4: left parenthesis, "x" minus 0 , right parenthesis squared plus left parenthesis, "y" minus 0.5 8 , right parenthesis squared equals 1.3x−02+y−0.582=1.3
4
式5: left parenthesis, "x" minus 2.7 5 , right parenthesis squared plus left parenthesis, "y" minus 0.5 8 , right parenthesis squared equals 1.3x−2.752+y−0.582=1.3
5
式6: left parenthesis, "x" plus 2.7 5 , right parenthesis squared plus left parenthesis, "y" minus 0.5 8 , right parenthesis squared equals 1.3x+2.752+y−0.582=1.3
6
式7: left parenthesis, "x" minus 1.3 5 , right parenthesis squared plus left parenthesis, "y" plus 0.5 8 , right parenthesis squared equals 1.3x−1.352+y+0.582=1.3
7
式8: left parenthesis, "x" plus 1.3 5 , right parenthesis squared plus left parenthesis, "y" plus 0.5 8 , right parenthesis squared equals 1.3x+1.352+y+0.582=1.3