$\"\"$

The expression is $\"\"$ .

$\"\"$ (Substitute $\"\"$ )

The negative exponent formula is $\"\"$ .Where $\"\"$ and any whole number n.

$\"\"$

$\"\"$ (Evaluate power: $\"\"$ )

$\"\"$ (Divide numerator and denominator by 3)

$\"\"$ (Divide: $\"\"$ ) $\"\"$

The solution is $\"\"$ .