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# If l and k are lines in the xy-plane, is the product of the slopes of

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Intern
Joined: 21 Sep 2016
Posts: 43
If l and k are lines in the xy-plane, is the product of the slopes of  [#permalink]

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24 Apr 2017, 00:40
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100% (01:18) correct 0% (00:00) wrong based on 2 sessions

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If l and k are lines in the xy-plane, is the product of the slopes of l and k equal to -1 ?
(1) Line l passes through the origin and the point (1, 2).
(2) Line k has x-intercept 4 and y-intercept 2.

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Math Expert
Joined: 02 Sep 2009
Posts: 48074
Re: If l and k are lines in the xy-plane, is the product of the slopes of  [#permalink]

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24 Apr 2017, 00:43
Saumya2403 wrote:
If l and k are lines in the xy-plane, is the product of the slopes of l and k equal to -1 ?
(1) Line l passes through the origin and the point (1, 2).
(2) Line k has x-intercept 4 and y-intercept 2.

Check here: if-l-and-k-are-lines-in-xy-plane-is-the-product-of-the-59392.html

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

This is not a quality discussion. 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.

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Re: If l and k are lines in the xy-plane, is the product of the slopes of &nbs [#permalink] 24 Apr 2017, 00:43
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