Question

Решите уравнение 6^3х-1 -6^3х =-180

Answer 1

6³ˣ⁻¹ - 6³ˣ= -180
6³ˣ(6⁻¹ - 1) = -180
6³ˣ·( -5/6) = -180
6³ˣ = (-180)/(-5/6)
6³ˣ=216
6³ˣ=6³
3х=3
х=1