23) 1/8⁻⁷ · 1/8⁶

1. Use the rule of exponents aⁿ · aᵐ = aⁿ⁺ᵐ: 1/8⁻⁷⁺⁶ = 1/8⁻¹.
2. Simplify the negative exponent: 8¹.
3. Calculate: 8.