i am edditing my post because i got the answer wrong
Answer:
its 373248
Step-by-step explanation:
I got this by 2squared 9 and 3squared 6
6 is 75% of 8. 6/8 can be simplified to 3/4, which is easier to see as 75%.
Answer:

Step-by-step explanation:
Hi!
So, a radical is basically a fractional power.
Square roots are numbers to the 1/2.
For example, the square root of 4 is just
, or 2.
So for cube root, the 1/2 changes to a 1/3.
This can then be rewritten as 
or 