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We will learn a parabola is the shape of the graph of the general equation y=a(x)2+bx+c, where a does not equal 0. It's “bowl-shaped” and can open upwards or downwards. The axis of symmetry can be found by x=(-b)/2a.

Next video in this series can be seen at:
https://youtu.be/b5AhNCt2_WE