91Ó°ÊÓ

In the following exercises, write the first five terms of each geometric sequence with the given first term and common ratio.

$a_1=27$and$r=\frac{1}{3}$

In the following exercises, write the first five terms of each geometric sequence with the given first term and common ratio.

$a_1=64$and$r=\frac{1}{4}$

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_{11}$given$a_1=8$and$r=3$.

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_{13}$given$a_1=7$and$r=2$.

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_{10}$givenrole="math" localid="1645328421912" $a_1=-6$and$r=-2$.

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_{15}$given$a_1=-4$and$r=-3$.

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_{10}$given$a_1=100,000$and$r=0.1$

In the following exercise, write the first five terms of the sequence whose general term is given.

$a_n={\left(−1\right)}^{n+1}â‹\dots n^2$

In the following exercises, find the indicated term of a sequence where the first term and the common ratio is given.

Find$a_8$given$a_1=1000,000$and$r=0.01$

In the following exercises, find the indicated term of the given sequence. Find the general term for the sequence.

Find $a_9$of the sequence,$9,18,36,72,144,288,...$