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# If (x^2)*y = z^3, is z^3 > 0 ?

Author Message
Intern
Joined: 31 Aug 2016
Posts: 4
If (x^2)*y = z^3, is z^3 > 0 ?  [#permalink]

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27 Sep 2017, 03:33
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 100% (01:05) wrong based on 1 sessions

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If $$x^2y = z^3$$, is $$z^3 > 0$$ ?

1.$$xy^2 > 0$$
2. $$yz > 0$$

An explanation for the solution will be helpful.

Thank you.

--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

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Math Expert
Joined: 02 Sep 2009
Posts: 50617
Re: If (x^2)*y = z^3, is z^3 > 0 ?  [#permalink]

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27 Sep 2017, 03:35
Dinesh121 wrote:
If $$x^2y = z^3$$, is $$z^3 > 0$$ ?

1.$$xy^2 > 0$$
2. $$yz > 0$$

An explanation for the solution will be helpful.

Thank you.

Discussed here: if-x-2y-z-3-is-z-229105.html

--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

_________________
Re: If (x^2)*y = z^3, is z^3 > 0 ? &nbs [#permalink] 27 Sep 2017, 03:35
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