Решите уравнение 5х²-6х+1=0

Question

Решите уравнение

5х²-6х+1=0

Comments

(x-1)(5x - 1) = 0 => x = 1 ; 5x = 1 => x1 = 1 , x2 = 1/5

Answer 1

=36-4*5=16,корень из D=4
x1=(6+4)/2=5
x2=(6-4)/2=1

Comments

D=…

Answer 2

т.к 5-6+1=0 то x1=1 x2=1/5