$\"\"$

The values of $\"\"$ and $\"\"$ .

The formula for $\"\"$ term is $\"\"$ , where $\"\"$ is first term and $\"\"$ is common difference.

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

$\"\"$

Find the $\"\"$ term by substituting $\"\"$ in $\"\"$ .

$\"\"$

$\"\"$ term is $\"\"$ .

Fifty-first term is $\"\"$ .