【正文】 .................................................................................................. 17 ............................................................................................................................................................... 17 ........................................................................................................................................................... 18 (七)邏輯運算符................................................................................................................................................ 18 ............................................................................................................................................................. 18 ......................................................................................................................................................... 18 ............................................................................................................................................................... 18 ............................................................................................................................................................. 18 ............................................................................................................................................................... 18 ........................................................................................................................................................... 18 (八)查找和引用函數........................................................................................................................................ 19 ..................................................................................................................................................... 19 ......................................................................................................................................................... 19 ....................................................................................................................................................... 19 ....................................................................................................................................................... 19 ..................................................................................................................................................... 19 ..................................................................................................................................................... 19 ................................................................................................................................................. 19 ......................................................................................................................................................... 20 ................................................................................................................................................... 20 ..................................................................................................................................................... 20 ....................................................................................................................................................... 20 ..................................................................................................................................................... 21 ........................................................................................................................................................... 21 ......................................................................................................................................................... 21 ........................................................................................................................................................... 21 ............................................................................................................................................... 21 ................................................................................................................................................... 21 (九)數學和三角函數............................................................................................................................................ 21 ............................................................................................................................................................. 21 ........................................................................................................................................................... 21 ......................................................................................................................................................... 22 ........................................................................................................................................................... 22 ......................................................................................................................................................... 22 ........................................................................................................................................................... 22 ......................................................................................................................................................... 22 ......................................................................................................................................................... 22 ..................................................................................................................................................... 22 ................................