$\"\"$

The expression is $\"\"$ .

Write the expression using sum of quotients.

$\"\"$ $\"\"$

Quotient of Powers

For any real number a ≠ 0, and any integers m and n, $\"\"$ .

$\"\"$

$\"\"$ (Subtract: $\"\"$ ) $\"\"$ $\"\"$ (Zero power property: $\"\"$ )

$\"\"$ (Multiplicative identity property: $\"\"$ ) $\"\"$

The simplified expression is $\"\"$ .