View Full Version : sat math Functions
Oliver
10-26-2013, 03:59 AM
The function f(x)=\frac{x+3}{ x^2-5x+6} is not defined when x is equal to?
(A) 3
(B) -3
(C) -2
(D) 0
Thanks!;)
nicole
10-26-2013, 03:59 AM
The function is undefined when the value of the denominator is equal to zero. The roots of the quadratic equation x^2-5x+6 =0 are x=2 \ or \ x=3.
Therefore the correct answer is (A).
Hope these help!!;)
Oliver
10-26-2013, 04:00 AM
Thanks for your quick response!;)
Powered by vBulletin® Version 4.2.2 Copyright © 2018 vBulletin Solutions, Inc. All rights reserved.