Expression 15: "f" left parenthesis, "x" , right parenthesis equals StartRoot, 5 squared minus left parenthesis, "x" minus "A" Subscript, 1 , Baseline , right parenthesis squared , EndRoot plus "A" Subscript, 2 , Baselinefx=52−x−A12+A2
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Expression 16: "g" left parenthesis, "x" , right parenthesis equals StartRoot, 3 squared minus left parenthesis, "x" minus "B" Subscript, 1 , Baseline , right parenthesis squared , EndRoot plus "B" Subscript, 2 , Baselinegx=32−x−B12+B2
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Expression 17: "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 18: "C" Subscript, 2 , Baseline equals "g" left parenthesis, "C" Subscript, 1 , Baseline , right parenthesisC2=gC1