mgonzale92 mgonzale92 20-12-2021 Mathematics contestada PLZ HELP DUE TODAY 100 POINTS AND BRAINLIEST Write each expression using an exponent 1. 8 × 8 × 8 × 8 × 8 × 8 × 8 2. 4 Evaluate each expression 4. 9² 5. 99^1 6. 3,105^0 7. 22² 8. 2^7 9. 3^4