Solve for a2 a_2=2/(2!)

$a_{2} = \frac{2}{2!}$

Step 1

Simplify the denominator.

Expand $2!$ to $2 \cdot 1$ .

$a_{2} = \frac{2}{2 \cdot 1}$

Multiply $2$ by $1$ .

$a_{2} = \frac{2}{2}$

Step 2

Divide $2$ by $2$ .

$a_{2} = 1$