Mathematics
Senior High
Resolved
等比数列の問題で太字の答えになる計算方法を教えてください
11/12 公比 - 1/12 の等比数列であるから、
(4) 初項
Sn=
1-1/-(1-(-2-2-2)}
1-(--/-/-)
=1/{1-(-/1/2)}
3
Answers
Were you able to resolve your confusion?
Users viewing this question
are also looking at these questions 😉