Răspuns :
(10ˣ)⁵ * 100 = 10¹²
10⁵ˣ * 10² = 10¹²
10⁵ˣ = 10¹² : 10²
10⁵ˣ = 10¹⁰
5x = 10
x = 10/5
x = 2
10⁵ˣ * 10² = 10¹²
10⁵ˣ = 10¹² : 10²
10⁵ˣ = 10¹⁰
5x = 10
x = 10/5
x = 2