Im giving 60 combined points for answering both this question and the other one i put

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

What is the squate root of r^64 needa r^4 b r^8 c r^16 d r^32

George's container was partially full. then he added 177 milliliters more liquid to the container. now the container has a total of 266 milliliters of liquid. how much liquid was in the container before george added more?