Question

Решите уравнение
4^2х-1=32

Answer 1

4 ^ ( 2X - 1 ) = 32 
( 2 ^ 2) ^ ( 2X - 1 ) = 2 ^ 5 
2 * ( 2X - 1 ) = 5 
4X - 2 = 5 
4X = 7 
X = 7 : 4 
X = 1,75