10.2 Parabolas Expanded Form

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Presentation transcript:

10.2 Parabolas Expanded Form

Check Homework & Do Homework Quiz

Remember vertex form.

Sometimes an equation is in EXPANDED form and we need to put it into vertex form.

We use a method called Completing the Square

a=1 examples

Ex) Put in standard form Ex) Put in standard form. Then find vertex, the equation of the axis of symmetry and the direction of opening.

Ex) Put in standard form Ex) Put in standard form. Then find vertex, the equation of the axis of symmetry and the direction of opening.

a≠1 examples

Ex) Put in standard form Ex) Put in standard form. Then find vertex, the equation of the axis of symmetry and the direction of opening.

Ex) Put in standard form Ex) Put in standard form. Then find vertex, the equation of the axis of symmetry and the direction of opening.