# Answer to Question #23940 in Algebra for Nora

Question #23940

Hi, just wondering, if a parabola has and axis of x=0, is it upright or to the side?

Expert's answer

x=0 is an equation representing y axis. If parabola has vertical axis of symmetry (in our case y axis) it's either opens up or down depending on the sign of its leading coefficient.

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