Question

What is the 4th term of the geometric sequence when the first term is 6 and the common ratio is 7?

(Multiple Choice Question)

100,842

294

1176

2,058

Answer 1

2,058

Explanation:

first term : a_1 = 6

common ratio r = 7

a_n = (a_1) * r ^(n-1)

a_4 = 6 * 7^(4-1)

a_4 = 6 *7^3

a_4 = 6 * 343 = 2,058