1. Determine whether the following series converges or diverges.
∞
lnlnln
(sol) Let lnlnln
Then is a continuous, positive and decreasing function on
≥.
Let lnln⇒ln
⇒lnlnln
lnln
⇒
∞
∞
lnlnln
lim
→∞
lnlnln
lim
→∞
lnln
lim
→∞
lnln
lnln
lnln
By the integral test, the series
∞
lnlnln
converges.
2. Find the interval of convergence for the seri
Ⅰ Introduction
1. Topic Explanation
- Seoul Metro
Seoul Metro is a public corporation which runs the Seoul Subway Lines 1 to 4. Founded as Korea’s first subway system provider on August 15, 1974 to provide mass transportation to the citizens of the Seoul Metropolitan area, Seoul Metro was the first local public enterprise to be established under Article 49 of the Local Public Enterprises a
Introduction of Nong shim
Noodles and snacks, beverages and manufacturing company specialized in selling food
개물성무
(開物成務)
Creativity
commitment and pioneering
농심철학
(農心哲學)
Happy to share the good things
along with people
도연정신
(道延精神)
Constant innovation
commitment reform
Ⅰ Introduction
1. Meaning of History Education
History education is an activity of teaching history and using history as a material. One of the biggest goals in education of history is to understand the past activities in life and find out how it has implicated today’s society. Also, it is an intended activity to change students into a person who has desirable historical attitudes and valu