SOLUTION: SQRT(x2) = x A) all real numbers B) 0 C) {0,1} D) x<=0 E) none of the above F) x>=0

Algebra ->  Radicals -> SOLUTION: SQRT(x2) = x A) all real numbers B) 0 C) {0,1} D) x<=0 E) none of the above F) x>=0      Log On


   

Question 174533: SQRT(x2) = x
A) all real numbers
B) 0
C) {0,1}
D) x<=0
E) none of the above
F) x>=0
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
The correct answer is F, since by Principle Value Definition of square root, it is required that x be greater than or equal to zero.

R^2