Expression 22: "m" Subscript, 1 , Baseline left parenthesis, "x" plus "R" , right parenthesis plus "R" equals StartRoot, "R" squared minus "x" squared , EndRootm1x+R+R=R2−x2
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Expression 23: left parenthesis, "m" Subscript, 1 , Baseline left parenthesis, "x" plus "R" , right parenthesis plus "R" , right parenthesis squared equals "R" squared minus "x" squaredm1x+R+R2=R2−x2
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Expression 24: "a" "x" squared plus "b" "x" plus "c" equals 0ax2+bx+c=0
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Expression 25: "a" equals "m" squared plus 1a=m21+1