Tuesday
October 21, 2014

Homework Help: Algebra

Posted by Emma on Monday, March 11, 2013 at 10:28pm.

Tell whether the graph opens up or down. Find the coordinates of the vertex. Write an equation of the axis of symmetry.

Y=3x^2

The graph opens up but I dont get how you would find the coordinates of vertex and how to write the equation of axis of symmetry.
Please help!

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