Question

What equals |x|? sqrt{x^2} or (sqrt{x})^2

Answer 1

y=|x|

Answer 2

if x is negative, then |x| = -x
if x is positive, then |x| = x

Answer 3

I should say if x is nonnegative, then |x|=x

Answer 4

1

Answer 5

\[\sqrt{x ^{2}} or (\sqrt{x})^{2}\]

Answer 6

no @bahrom7893 is wrong
WRONG

|x|
if x is negative |x|= x
if x is positive |x|=x

Answer 7

@amorfide I am right, and before you start attacking, think about what I posted:
for negative x, say, x=-2
|x| = -(-2) = 2

Answer 8

When x is nonnegative, |x| = x
x=2
|x|=2

x=0
|x|=0

Answer 9

okay well you are right :P but you kinda needed that explanation with your answer sorry about that

Answer 10

No, no my question is in regard to the above two? |x| equals what? under-root x^2 or under-root x whole power 2