Sequences and Series Flashcards
0
Q
What is the sum of an arithmetic series?
A
Sn = n/2 (2a + (n - 1)d)
1
Q
What is the general formula for Arithmetic progression?
A
Un = a + (n - 1)d
2
Q
What is the general formula for a Geometric progression?
A
Un = a * r^ (n - 1)
3
Q
What is the sum of a Geometric series?
A
Sn = a(1-r^n)
———-
1 - r
4
Q
The sum for k^2 is?
A
6
5
Q
The sum for k^3 is?
A
4
