Write the recursive formula for the geometric sequence.

a1 = - 2 a2 = 8 a3 = - 32

A. an = - 4 an-1

B. an = - 2 an-1

C. an = - 2 • an-1

D. an = - 4 • an-1

Question

Dominic Patel

25 October, 05:16

+3

Answers (1)

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Liana Peck · Answer 1

A1 = - 2

a2 = 8 = - 4a1

a3 = - 32 = - 4a2

an = - 4 x an-1

Write the recursive formula for the geometric sequence.a1 = - 2 a2 = 8 a3 = - 32A. an = - 4 an-1B. an = - 2 an-1C. an = - 2 • an-1D. an = - 4 • an-1