- #1
sachin123
- 121
- 0
Consider this function:
(x^2)^0.5
My textbook considers this to be |x| (modulus of x).
Is it correct?
x^2 gives a positive quantity.On taking square root of that,we'll get either -x or +x.
So why modulus?
Also,
(x^0.5)^2
This is modulus isn't it?
Thank You
(x^2)^0.5
My textbook considers this to be |x| (modulus of x).
Is it correct?
x^2 gives a positive quantity.On taking square root of that,we'll get either -x or +x.
So why modulus?
Also,
(x^0.5)^2
This is modulus isn't it?
Thank You