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# Slopes of line

Author Message
Manager
Joined: 27 Dec 2009
Posts: 171
Followers: 2

Kudos [?]: 49 [0], given: 3

Slopes of line [#permalink]  05 Jun 2010, 11:39
Do lines y = a(x^2) + b and c(x^2) + d cross ?
1. a = -c
2. b = d
Math Expert
Joined: 02 Sep 2009
Posts: 29750
Followers: 4894

Kudos [?]: 53359 [0], given: 8155

Re: Slopes of line [#permalink]  05 Jun 2010, 12:06
Expert's post
msand wrote:
Do lines y = a(x^2) + b and c(x^2) + d cross ?
1. a = -c
2. b = d

Question was discussed at: m24-12-formatting-error-73363-20.html#p685397

By the way the question should state: "Do the graphs $$y=ax^2+b$$ and $$y=cx^2+d$$ cross?"
_________________
Re: Slopes of line   [#permalink] 05 Jun 2010, 12:06
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# Slopes of line

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