$\"\"$

The geometric sequence is $\"\"$ .

Find the common ratio $\"\"$ .

$\"\"$

$\"\"$ .

$\"\"$

For an explicit formula, substitute $\"\"$ and $\"\"$ in the $\"\"$ term formula.

$\"\"$

$\"\"$ .

For a recursive formula, state the first term $\"\"$ .

Indicate the next term is the product of the first term $\"\"$ and $\"\"$ .

$\"\"$ , $\"\"$ .

$\"\"$

Explicit formula: $\"\"$ .

Recursive formula: $\"\"$ , $\"\"$ .