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Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).
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This is a YES or NO question. Solving the original question stimulus will give us a value of x -5>x>5
(1) \(-x(x^2) > 0\) Tells us that x is negative ; Meaning Positive values of x are not allowed -5>x>5 Therefore x<-5 Now, no need to solve, because the answer is will be either a definite Yes or a definite no SUFFICIENT
(2) \(x^5 < 0\) Only a negative number raised to an odd power is negative Again tells us that x is negative; Meaning Positive values of x are not allowed -5>x>5 Therefore x<-5 Now no need to solve, because the answer is will be either a definite Yes or a definite no SUFFICIENT
ANSWER IS D _________________
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Re: If |x| > 5, is |x - 5| = 5 - x
18 Jul 2016, 00:26
Check out this awesome article about Anderson on Poets Quants, http://poetsandquants.com/2015/01/02/uclas-anderson-school-morphs-into-a-friendly-tech-hub/ . Anderson is a great place! Sorry for the lack of updates recently. I...