Learn more 3Number PadFor numeric entryand basic mathoperations. 2FunctionsComplex numbers,trigonometry, power…More under F1 and F2. Drawer Buttons:Open or close thedrawers. 1DrawersSome are specialized, but History and Data will appeal to everyone. ResultAutomatically saved.25 digits precision. Radix IndicatorDEC = DecimalBIN = BinaryOCT = OctalHEX = Hexadecimal ResizableAny size you like. Buttonless calculatorClick the green button to switch between the regular and thebuttonless calculator. ExpressionPresented for humans.And enter it the natural way:sin 60 instead of 60 sin.