Radicalul simplu se reduce cu puterea la a 2-a
a) 8 x 2² = 8 x 4 = 32
b) (3V3)¹⁰ : (3V3)⁸ = (3V3)² = 9x3 = 27
c) (V5)¹⁷ x (V5)⁻⁶⁰ = (V5)¹⁷⁻⁶⁰ = (V5)⁻⁴³ = 1/(V5)⁴³
d) (V3)⁴⁸ : (V3)⁴⁴ = (V3)⁴ = 3² = 9
e) (V3)⁵/(V2)⁵ : (V3)⁵/(V2)⁷ = (V3)⁵/(V2)⁵ x (V2)⁷/(V3)⁵ = (V2)² = 2
