True or false? Which one?

Plzzz asapppppp what is the inverse of f if f(x)=^3 sqrt x-5

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12