Algebra Examples

$a_{n} = \frac{1}{n^{2}}$

Step 1

Substitute in the value of $n$ to find the $n$ th term.

$a_{1} = \frac{1}{{(1)}^{2}}$

Step 2

One to any power is one.

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

Step 3

Divide $1$ by $1$ .

$a_{1} = 1$