Contact us
Choose a category below so we can get back to you as quickly as possible.
這能等於麼?當然不能! 前提是f(x)> 0! 證明: 令y = lnf(x) 則:e^y = f(x) 所以:e^(lnf(x))= f(x)
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.