Ответы и объяснения

2012-03-23T19:42:58+00:00

 |x^2+5|=6x

x^2-6x+5=0

 x2 - 6x + 5 = 0
D = b2 - 4ac
D = 36 - 20 = 16 = 4

x1,2 = -b ± √D/2a
x1 = 6 + 4/2 = 10/2 = 5
x2 = 6 - 4/2= 2/2= 1
Ответ: x1 = 5; x2 = 1