Question

Urgent acum va rogg.?

Answer 1

^2 (la puterea a2-a/la patrat)

1) x^2-6x+5 = (x-1)^2

x^2-6x+5= x^2-2x+1

-6x+5= -2x + 1

-6x+2x= 1-5

-4x = 4

x=1

radical din 1^2 - 6*1 + 5 = 1-1

0=0

x= 1