Question

What is the range of the function y = |x|?


x ≥ 0
y ≥ 0
all real numbers

Answer 1

0 and all THE POSITIVE REAL NUMBERS BECAUSE?
IT IS MODULUS OR ABSOLUTE VALUE WHICH GIVES US ONLY POSITIVE VALUES OF X
Remember though Domain can be ANYTHING!! :D

Answer 2

Got it? :)

Answer 3

So range is y>=0