- #1
karush
Gold Member
MHB
- 3,269
- 5
I am new to this topic so...
Let $S_n$ be the sum of the first $n$ terms of the arithmetic series $2+4+6+...$
this one looks simple $S_n=2+2n$
Find $S_4$ and $S_{100}$
$S_4=2+2(4)=9$
$S_100=2+2(100)=202$
is arithmetic series and arithmetic sequence the same thing?
Let $S_n$ be the sum of the first $n$ terms of the arithmetic series $2+4+6+...$
this one looks simple $S_n=2+2n$
Find $S_4$ and $S_{100}$
$S_4=2+2(4)=9$
$S_100=2+2(100)=202$
is arithmetic series and arithmetic sequence the same thing?