Im running out of !

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

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

98 point question what is the record for most points in one