Given $f ( x ) = x ^ { 3 } + x - 4$

Q51: The graph of f is given below.

Q52: Find the absolute maximum value for

Q53: Find the value of the limit

Q54: Find the interval on which

Q55: Find the absolute maximum value for

Q57: Find the difference between the local

Q58: Find the absolute maximum value of

Q59: Find the value of the limit

Q60: Find the value of the limit

Q61: A lakefront runs east-west. A man in