作者:Charmaine Mendoza 6 年以前
631
更多类似内容
由Kelley Cannady
由Mohammed Abdelmoneim
由Deborah Hale
由nicolò Cancelliere
An=A1*rn-1
grows to INFINITY
It is not fixed
Fixed Total Number of Terms
Difference or Factor
Starting Number
Sn=n/2n/2n/2 (A1+An)
An=A1+(n-1)d