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# y=mx+b and x intercept is "a"

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Joined: 18 Oct 2017
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y=mx+b and x intercept is "a" [#permalink]  18 Oct 2017, 21:21
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Question Stats:

50% (01:09) correct 50% (00:58) wrong based on 8 sessions
$$y=mx+b$$ is a straight line and its intercept is $$a$$

then

a)ab>0
b)ab<0
c)ab=0
[Reveal] Spoiler: OA
GRE Prep Club Legend
Joined: 07 Jun 2014
Posts: 4857
GRE 1: Q167 V156
WE: Business Development (Energy and Utilities)
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Re: y=mx+b and x intercept is "a" [#permalink]  19 Oct 2017, 02:59
Expert's post
san wrote:
$$y=mx+b$$ is a straight line and its intercept is $$a$$

then

a)ab>0
b)ab<0
c)ab=0

Please try and post the complete questions. The question seems to be poorly worded for a GRE question.

Intercept $$a$$ is with respect to which axis.

For example if it is Y axis. Then $$a=b$$. Then $$ab = b^2 > 0$$

_________________

Sandy
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Re: y=mx+b and x intercept is "a"   [#permalink] 19 Oct 2017, 02:59
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