(4х-11)(4(4х-11)-13)+3=0
(4х-11)(16х-44-13)+3=0
(4х-11)(16х-57)+3=0
64х^2-404х+627+3=0
32х^2-202х+315=0
(16х-45)(2х-7)=0
Х1= 45÷16
Х2=7÷2
(4х-11)(4(4х-11)-13)+3=0
(4х-11)(16х-44-13)+3=0
(4х-11)(16х-57)+3=0
64х^2-404х+627+3=0
32х^2-202х+315=0
(16х-45)(2х-7)=0
Х1= 45÷16
Х2=7÷2