Q: If K is not equal to 0, 1 or -1, is 1/k >0?
1) 1/k-1 > 0
2) 1/k+1 > 0
Source: GMAT Prep
Answer: A
I think I'm just tired now and not able to see the solution to the above. Can someone please provide an explanation as to why the answer is A.
Thanks
1) 1/k-1 > 0
2) 1/k+1 > 0
Source: GMAT Prep
Answer: A
I think I'm just tired now and not able to see the solution to the above. Can someone please provide an explanation as to why the answer is A.
Thanks
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