3. Вычислите: (0.2)³ ⋅ (0.2)³ : (0.2)⁸.

(0.2)³ ⋅ (0.2)³ : (0.2)⁸ = (0.2)^(3+3-8) = (0.2)^(-2) = 1/(0.2)² = 1/0.04 = 25.