wikiHow Simplifying Radical Expressions Practice Answers 1. √64 = 8 2. √121 = 11 3. √196 = 14 4. √225 = 15 5. √400 = 20 6. ∛27 = 3 7. ∛125 = 5 8. ∜16 = 2 9. ∛729 = 9 10. ∜625 = 5 11. √(16/25) = 4/5 12. √(20/45) = 2/3√5 13. ∛(27/64) = 3/4∛2 14. ∜(64/121) = 4/11√3 15. ∛(1/27) = 1/3 16. √36 + ∛64 = 6 + 4 = 10 17. ∜81 - ∛125 = 3 - 5 = -2 18. ∜32 + ∛243 = 2∜2 + 3∛3 19. ∛125 - √16 = 5 - 4 = 1 20. ∜81 + √25 = 3 + 5 = 8 21. √(9x^2) = 3x 22. √(25y^4) = 5y^2 23. ∛(64x^3) = 4x∛x 24. ∛(27y^6) = 3y^2∛y^2 25. ∜(16x^4) = 2x^2 Page