Can we say that the set of all real roots of the equation x ^ 2-2x + 1 = 0 is {1,1}

Can we say that the set of all real roots of the equation x ^ 2-2x + 1 = 0 is {1,1}

It can be said as follows:
The set of all real roots of the equation x ^ 2-2x + 1 = 0 is {1}

Write the words according to the initials
1.The Great Wall is one of the seven w__________ of the world.
2.Though the work is hard ,I think he can finish the a_______ on time .

1.wonders
2.appoinment

Complete the words according to the initials
1、A--------people are strong and good at sports.
2、T--------people have a special talent for something like music,science and so on.
3、L--------people are always kind to others and love others.
4、K--------people have much knowledge and know a lot.
5、B--------people are not afraid of anything,even losing their lives.
6、S--------people achieve great success in many ways.
7、C--------people usually do everything very carefully.
8、O--------people are very famous and do a lot for our society.
9、P--------people can do things with great patience.
10、E------people are hardly ever tired.
Thank you

1.athletic
2.talent
3.lovely
4.knowledgable
5.brave
6.successful
7.cautious
8.officer
9.patient
10.energetic