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The vertex of the positive parabola turns at point (-2, -11)

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โˆ™ 2011-06-18 15:08:41
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Q: What is the vertex form of y equals x2 plus 4x - 7?
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What is 3y equals 4x plus 9 in standard form?

-4x + 3y = 9

How do you write y equals x minus 4 x plus 2 in vertex form and find the vertex?

The given equation is y = x - 4x + 2 which can be written as y = -3x + 2 This is an equation of a straight line. Therefore it has no vertex and so cannot be written in vertex form.

What is the standard form of 3y equals 4x plus 9?

3y = 4x + 9 -4x + 3y = 9 is the standard form

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y = (11-4x)/5

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