Răspuns :
4¹⁵ : 2²⁷ = 4 = 2·2 , 4 =2²
(2²)¹⁵ : 2²⁷ = (mᵃ)ᵇ = mᵃ·ᵇ
2³⁰ : 2²⁷ = mᵃ : mᵇ = m ᵃ⁻ᵇ
2³⁰⁻²⁷ =
2²
(2²)¹⁵ : 2²⁷ = (mᵃ)ᵇ = mᵃ·ᵇ
2³⁰ : 2²⁷ = mᵃ : mᵇ = m ᵃ⁻ᵇ
2³⁰⁻²⁷ =
2²