How to find the vertex and axis of symmetry of a parabola without graphing?

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asked Jan 28, 2018 105k views

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Cosmosa · Answer 1 · 2018-02-01T04:33:46+0000

To find the axis of symmetry you use the formula: x=-b/2a
The axis of symmetry is also the x point of the vertex so to find the y point you just plug in the axis of symmetry in for x to find the y point.

How to find the vertex and axis of symmetry of a parabola without graphing?

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