Question

2^4-2х=(1/8)^2х+3. Найти корень

Answer 1

2 ^ 4 - 2х = ( 1/8 ) ^ 2х + 3
2 ^ 4 - 2х = ( 2 ^ - 3 ) ^ 2х + 3
2 ^ 4 - 2х = 2 ^ - 6х - 9
4 - 2х = - 6х - 9
6х - 2х = - 9 - 4
4х = - 13
х = - 3,25