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What is the vertex of the equation for the following parabola

What is the vertex of the equation for the following parabola
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4 votes
What is the vertex of the equation for the following parabola

What is the vertex of the equation for the following parabola-example-1
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User Divinesense
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1 Answer

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y=-x^2-2x+3 a=-1, b=-2, c=3
To find the x coordinate of the vertex, we use this formula: x=b/2a
So plug everything in and you'll get x=1.
Now plug that in the original equation to find the y coordinate.

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User Manoli
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