Question

log1/4 (4x-2) больше или равно 0

Answer 1

log1/4 (4x-2)>=log1/4 (1/4)^0
4x-2>=1/4
4x>=1/4+2
4x>=9/4
x>=(9/4)/4
 x>=9/16
Одз: 4х-2>0