Contact us
Choose a category below so we can get back to you as quickly as possible.
變形: 1=1^3 4=2²; 3=3^1 1=4^0 1/5=5^(-1) 1/36=6^(-2) 規律:從第1項開始,底數為項數,指數為從3依次遞減1 後面一項=7^(-3)=1/343 1 4 3 1 1/5 1/36(1/343)
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.