Find the Value for the Function

Q48: Determine whether the equation defines y as

Q49: Determine whether the equation defines y as

Q50: Determine whether the graph is that of

Q51: Solve the problem.<br>-If a rock falls from

Q52: Solve the problem.<br>-A firm is considering a

Q54: Find the value for the function.<br>-Find f(x

Q55: Determine whether the relation represents a function.

Q56: Answer the question about the given function.<br>-Given

Q57: The graph of a function f is

Q58: For the given functions f and g,