Read the following SAT test question and then click on a button to select your answer.

11-x=√(11-x)
Which of the following are the solutions to the above equation?

A.x=0 and x=1
B.x=10 and x=11
C.x=11 and x=12
D.x=1 and x=10

来源:可可英语 http://www.kekenet.com/sat/201612/483976.shtml