h⁻¹ · h⁵ · h⁻³
Use the rules of exponents to simplify the expression.
1/h h⁵h⁻³
Use the multiplication rule for exponents.
h⁻¹⁺⁵⁻³
Add the exponents −1 and 5.
h⁴⁻³
Add the exponents 4 and −3.
h¹
For any term t, t¹ = t.
h
Therefore, the third option is the correct one.