運算式 4: "y" equals "g" left parenthesis, "a" , right parenthesis left parenthesis, "x" minus "a" , right parenthesis plus "f" left parenthesis, "a" , right parenthesisy=gax−a+fa
4
隱藏的 標籤 left parenthesis, "a" , "f" left parenthesis, "a" , right parenthesis , right parenthesisa,fa
標籤
equals=
left parenthesis, 3.2 1 , 0.8 9 4 6 4 5 9 9 , right parenthesis3.21,0.89464599
