If x^2-5<12 , then which of the following could not be the value of x?
(A) -4
(B) 6
(C) -5
(D) 3
Thanks
miranda
10-10-2013, 11:09 AM
First we transform the inequality as x^2<17 and then plug-in the values of (A)-(D) to find a choice which doesn’t satisfy the inequality.
Therefore the correct answer is (D).