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1.--2.4.-8. What is the sequence?

1.--2.4.-8. What is the sequence?
asked 128k views
5 votes
1.--2.4.-8. What is the sequence?

asked
User Emanuel Seidinger
by
7.4k points

1 Answer

4 votes

Answer:

Geometric sequence.

Explanation:

This is a Geometric Sequence with common ratio -2:

-2 = 1* -2

4 = -2*-2

-8 = 2 * -2.

the nth term = (-2)^(n-1).

answered
User Romi Halasz
by
8.0k points
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