Answer:

Step-by-step explanation:
A root can be converted to a power by taking the base of the root (in this case 4) and making it 1 over that number, so in this case 
If it were the fifth root you would make it to the 1 over 5 power.
Answer:
f(X)=2x is the correct answer
Answer:
5/1 x 1/8
=5/8
Step-by-step explanation:
1. s=6
2. z=16
3. t=2
4.n=98
5.r=-1.8
6.w=74/45
Hope these are correct