In a geometric progression

MATHEMATICS · Single correct · A Level · Mathematics · Sequences and series · Sequences and series

Problem

In a geometric progression, the common ratio is

2

and the sum of the first

9

terms is

1023

. Determine the first term. (a)

1

(b)

\dfrac{1023}{512}

(c)

\dfrac{1023}{511}

(d)

2