Contact us
Choose a category below so we can get back to you as quickly as possible.
∵10m-1<2512<10m,取以10為底的對數得lg10m-1<lg2512<lg10m,即m-1<512×lg2<m又∵lg2≈0.3010∴m-1<154.112<m,因為m是正整數,所以 ;m=155故答案為155.
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.