Expression 22: "m" squared "x" squared plus "m" squared "G" squared minus 2 "m" squared "x" "G" Subscript, 1 , Baseline equals "R" squared minus "x" squaredm21x2+m21G21−2m21xG1=R2−x2
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Expression 23: left parenthesis, "m" squared plus 1 , right parenthesis "x" squared minus 2 "m" squared "G" Subscript, 1 , Baseline "x" minus "R" squared plus "m" squared "G" squared equals 0m21+1x2−2m21G1x−R2+m21G21=0
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Expression 24: "a" equals "m" squared plus 1a=m21+1