$\"\"$

Find the average annual growth rate of the investment.

The annual growth rate for an investment $\"\"$ .

The initial investment made in $\"\"$ is $\"\"$ .

The value of investment in $\"\"$ is $\"\"$ .

Time period between $\"\"$ and $\"\"$ is $\"\"$ years.

Substitute $\"\"$ , $\"\"$ , and $\"\"$ in $\"\"$ .

$\"\"$

$\"\"$ .

Thus, the average annual growth rate of the investment is $\"\"$ . $\"\"$

The average annual growth rate of the investment is $\"\"$ .