$\"\"$

\

Use the definition of negative exponents : $\"\"$ Where $\"\"$ .

\

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

\

$\"\"$ (Multiply: $\"\"$ )

\

$\"\"$ (Definition of positive exponent)

\

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

\

The value of given exponent is $\"\"$ .