Question

what is the nature of solution of this equation x^2-2x+1=0

Answer 1

2 non real solutions?

Answer 2

2 real

Answer 3

calculate b^2-4ac
4-4*1*1 = 0
1 real solution

Answer 4

the same equales because the discriminant is zero

Answer 5

this equation can be wrote like (x-1) squared

Answer 6

so x=1 is solution

Answer 7

\[(x-1)^{2}=0\]
since it is a perfect square so it has real and equal roots

Answer 8

(x-1)^2 = 0
x-1 = 0
x = 1

Answer 9

one real solution