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# Is x < 0 ? (1) x^7 < x^5 (2) x^5 < x^8

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Re: Is x < 0 ? (1) x^7 < x^5 (2) x^5 < x^8 [#permalink]
BrentGMATPrepNow, chetan2u

Could I have your response to the problem?

Thanks!
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Re: Is x < 0 ? (1) x^7 < x^5 (2) x^5 < x^8 [#permalink]
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sjuniv32 wrote:
BrentGMATPrepNow, chetan2u

Could I have your response to the problem?

Thanks!

My solution is pretty much the same as the one above: https://gmatclub.com/forum/is-x-0-1-x-7 ... l#p2849512
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Re: Is x < 0 ? (1) x^7 < x^5 (2) x^5 < x^8 [#permalink]
1
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sjuniv32 wrote:
Is x < 0 ?

(1) $$x^7 < x^5$$

(2) $$x^5 < x^8$$

Target is x -ve
#1
Possible if x is -ve or
0<x<1
Insufficient
#2
Possible when x is -ve or x is +ve Integer
Insufficient
From 1&2
X is -ve
Option C

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Re: Is x < 0 ? (1) x^7 < x^5 (2) x^5 < x^8 [#permalink]
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