물론 양의 무한대로
x 발산하는거랑 ln x 발산하는거랑 필요충분임? 아니라면 반례좀 맞다면 증명도
x -> inf => log x -> inf 고, log x -> inf => x -> inf 니까 필요충분 맞을 듯
https://socratic.org/questions/what-is-the-limit-as-x-approaches-infinity-of-ln-x
ㅇㅋ ㄱㅅㄱㅅ
x -> inf => log x -> inf 고, log x -> inf => x -> inf 니까 필요충분 맞을 듯
https://socratic.org/questions/what-is-the-limit-as-x-approaches-infinity-of-ln-x
ㅇㅋ ㄱㅅㄱㅅ