運算式 2: "g" left parenthesis, "x" , right parenthesis equals 2 StartRoot, "x" , EndRoot sine left parenthesis, StartFraction, StartRoot, 4 "x" plus pi squared , EndRoot minus pi Over 2 , EndFraction , right parenthesis 有圖檔。 要進行圖形閱讀,請按 Alt + T 鍵。gx=2xsin4x+π2−π2