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Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
If the function function f is defined by function f of x = (x-a)(x-b)/(x-c), where 0 less than a less than b less than c, for which of the following values of x is function f undefined?
I. a
II. b
III. c
(A) None
(B) I only
(C) III only
(D) I and II only
(E) I, II, and III
