Contact us
Choose a category below so we can get back to you as quickly as possible.
偶數就是能被2整除的數,反之就是奇數. 那麼很簡單可以這樣表示 偶數:2*n 奇數:2*n+1 當n=5的時候,所表示的偶數是10
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.