Consider the function f (x) = (ax) / (x b)2. (a) Determine the effect on the

Question:

Consider the function f (x) = (ax) / (x − b)2.
(a) Determine the effect on the graph of f when b ≠ 0 and a is varied. Consider cases in which a is positive and a is negative.
(b) Determine the effect on the graph of f when a ≠ 0 and b is varied.