Binomial Theorem, Sequences and Series
Matching exercise
Match the items on the right to the items on the left.
nth term of an AP
nth term of an GP
nth term of an AGP
The sum of first n terms of an AP
The sum of first n terms of an GP
a + (n − 1)d
arⁿ⁻¹
(a + (n − 1)d)rⁿ⁻¹
n/2 (2a + (n − 1)d).
a(1 − rⁿ)/(1 − r)