What is 9 to the 4 power plus 3 to the 3rd power equal?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.

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