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the roots of the equation ax^2+4x=-2 are equal when a has the value of what number 1, 2, 3, 4
Question|Asked by BinaryCode
Asked 4/22/2014 3:18:09 PM
Updated 4/22/2014 7:27:09 PM
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Flagged by yeswey [4/22/2014 7:25:16 PM]
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User: the roots of the equation ax^2+4x=-2 are equal when a has the value of what number 1, 2, 3, 4

Weegy: The roots of the equation ax^2+4x=-2 are equal when a has the value of 1.
Expert answered|lixie007|Points 83|

Question|Asked by BinaryCode
Asked 4/22/2014 3:18:09 PM
Updated 4/22/2014 7:27:09 PM
1 Answer/Comment
This conversation has been flagged as incorrect.
Flagged by yeswey [4/22/2014 7:25:16 PM]
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The roots of the equation ax^2+4x=-2 are equal when a has the value of 2.
2x^2 + 4x = -2
2x^2 + 4x + 2 = 0
2(x^2 + 2x + 1) = 0
2(x + 1)(x + 1) = 0
x = -1, x = -1 (two equal roots)
Added 4/22/2014 7:27:09 PM
This answer has been confirmed as correct and helpful.
Confirmed by jeifunk [4/22/2014 7:37:39 PM]
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