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# Do lines y = ax^2 + b and y =cx^2 + d cross?

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Manager
Joined: 03 Oct 2009
Posts: 62
Followers: 0

Kudos [?]: 114 [0], given: 8

Do lines y = ax^2 + b and y =cx^2 + d cross? [#permalink]

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18 Feb 2012, 10:32
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(N/A)

Question Stats:

43% (02:16) correct 57% (00:09) wrong based on 7 sessions

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Do lines y = ax^2 + b and y =cx^2 + d cross?

(1) a = -c
(2) b>d
[Reveal] Spoiler: OA
Math Expert
Joined: 02 Sep 2009
Posts: 38854
Followers: 7723

Kudos [?]: 105983 [0], given: 11602

Re: Do these lines intersect [#permalink]

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18 Feb 2012, 10:35
Apex231 wrote:
Do lines y = ax^2 + b and y =cx^2 + d cross?

(1) a = -c
(2) b>d

Discussed here: m24-12-formatting-error-73363.html In case of any question please continue discussion there.
_________________
Re: Do these lines intersect   [#permalink] 18 Feb 2012, 10:35
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# Do lines y = ax^2 + b and y =cx^2 + d cross?

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