Alg: Introduction to Quadratics

Alg: Introduction to Quadratics

I can GRAPH quadratic functions and Identify key attributes.

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What is the axis of symmetry?  $y\ =\ 3x^2-12x+\ 5$  

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What is the vertex for the following equation? $y\ =\ 4x^2+8x-1$  

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What is the axis of symmetry for:  $y=-x^2+4x$  

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What is the vertex for:  $y=-2x^2+8$  

Multiple Choice

What is the vertical line that divides the parabola into two equal parts?

• Vertex

• parabola

• axis of symmetry

Multiple Choice

What is the name of the turning point of a parabola?

• vertex

• axis of symmetry

• parabola

• negative

Multiple Choice

When the vertex is at the lowest point on the parabola, what do you call it?

• minimum

• maximum

Multiple Choice

A maximum is....

• found when the a value is positive.

• the highest point of a parabola.

• the best point on the parabola.

Poll

How did you feel about your grade on the benchmark?

• Great!

• Ok, I have a little more work to do.

• I need to focus for the next 5 weeks!