PLEASE HELP IM RUNNING OUT OF TIME!!!!!

Which of the following radical expressions has an absolute value symbol in its simplified form?

I hope i wrote these right

MY CHOICES ARE:
a. 16x^4−−−−√4
b. 81x−−−√4
c. −125x^3−−−−−−√3
d. 64x^3−−−−√3

Respuesta :

If I understand ur question correctly, the first one:

(16x^4)^(1/4) = 2*abs(x)