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Mathematics 9 Online
OpenStudy (anonymous):

What is the equation for the axis of symmetry in the function? y = -2x2 + 5x - 4

OpenStudy (mertsj):

Your equation is in the form: \[y=ax^2+bx+c\]

OpenStudy (mertsj):

The x coordinate of the vertex is: \[\frac{-b}{2a}\]

OpenStudy (mertsj):

Calculate that, plug it back in and you will have the y coordinate of the vertex.

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