1003084910 | math4u.vsb.cz

SubArea:

Geometric sequences

Level:

Project ID:

1003084910

Accepted:

1

Clonable:

0

Easy:

1

We were given a geometric sequence

\frac{1}{2}, \frac{1}{4}, \dots

. What is the formula for the

n

th element of the sequence?

a_{n} = \frac{1}{2^{n}}, n \in N

a_{n} = \frac{1}{2^{n + 1}}, n \in N

a_{n} = \frac{1}{2^{n - 1}}, n \in N

a_{n} = \frac{1}{2^{2 n}}, n \in N