Geometric Sequences

Arithmetic

Geometric

Neither

Only Coach Wagner knows

common difference is -3

common ratio is -2

common ratio is $$\frac{1}{2}$$

common difference is -2

-32

-16

64

-64

128

$$a_n=1\cdot\left(-2\right)^{\left(n-1\right)}$$

$$a_n=2\cdot\left(1\right)^{\left(n-1\right)}$$

$$a_n=-2\cdot\left(3\right)^{\left(n-1\right)}$$

$$a_n=6\cdot\left(2\right)^{\left(n-1\right)}$$

Arithmetic

Geometric

Neither

Only Coach Wagner knows

common ratio is 2

common ratio is $$\frac{1}{2}$$

common difference is 2

common difference is $$\frac{1}{2}$$

2

1

4

3

-3

$$a_n=96\cdot\left(\frac{1}{2}\right)^{\left(n-1\right)}$$

$$a_n=\frac{1}{2}\cdot\left(48\right)^{\left(n-1\right)}$$

$$a_n=\frac{1}{2}\cdot\left(96\right)^{\left(n-1\right)}$$

$$a_n=24\cdot\left(\frac{1}{2}\right)^{\left(n-1\right)}$$