Question

решить уровнение (6x-1)^2-(3x-5)^2=0

Answer 1

36х²-12х+1-(9х²-30х+25) =0
36х²-12х+1-9х²+30х-25=0
27х²+18х-24=0 / 3
9х²+6х-8=0
D= 6²-4•9•(-8) =36+36•8=36+288=324
x1= -6+18/18= 12/18= 2/3
x2= -6-18/18= -24/18= -2/3