3. The function f is defined by the following table: -3 2 f ( x ) 2 4 6 8 (a) Denote the inverse of f by f . What is its domain? What is the value of f-'(2)? (b) Find a formula for a function f (x), defined for all real x, which agrees with this table. What is the formula for its inverse? 4. Find the inverses of the following functions. (a) f(x) = (13 -1)1/3 (b) f ( x ) = = (c) f (x) = (1-x3)1/5+ 2 Page 6/9