Expression 20: "f" left parenthesis, "x" , right parenthesis equals StartFraction, negative 1 Over "m" Subscript, 1 , Baseline , EndFraction left parenthesis, "x" minus "E" Subscript, 1 , Baseline , right parenthesis plus "E" Subscript, 2 , Baselinefx=−1m1x−E1+E2
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Expression 21: "g" left parenthesis, "x" , right parenthesis equals StartRoot, "R" squared minus "x" squared , EndRootgx=R2−x2
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Expression 22: "f" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesis tilde "g" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesisfC1~gC1
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Expression 23: "C" Subscript, 2 , Baseline equals "g" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesisC2=gC1