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What are the coordinates of the vertex for f(x) = 3x2 + 6x + 3?
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3 votes
What are the coordinates of the vertex for f(x) = 3x2 + 6x + 3?

User Chris Woolum
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2 Answers

5 votes
If im not wrong it would be f(x)= 6x+9
So up nine on y-axis and then go up 6 over to the right 1


User Plue
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6.6k points
3 votes
the vertex is (-1,0). you can find this after putting the equation in standard form by completing the square. 
User Fluminis
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6.2k points
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