SOLUTION: If I chose x from the set of all real numbers, is y = |x²| a function of x? If I chose y from the set of all real numbers, is |y| = x² a function of y?

Algebra ->  Functions -> SOLUTION: If I chose x from the set of all real numbers, is y = |x²| a function of x? If I chose y from the set of all real numbers, is |y| = x² a function of y?      Log On


   



Question 489765: If I chose x from the set of all real numbers, is y = |x²| a function of x?

If I chose y from the set of all real numbers, is |y| = x² a function of y?

Answer by chessace(471) About Me  (Show Source):
You can put this solution on YOUR website!
1. Yes, there are no issues.
2. No. It is a relation, but given a value for y, there will be 2 values for x; "function" requires just 1.