Solve for a3 a_3=(-1)^3*3^2

$a_{3} = {(- 1)}^{3} \cdot 3^{2}$

Step 1

Raise $- 1$ to the power of $3$ .

$a_{3} = - 1 \cdot 3^{2}$

Step 2

Raise $3$ to the power of $2$ .

$a_{3} = - 1 \cdot 9$

Step 3

Multiply $- 1$ by $9$ .

$a_{3} = - 9$