3 Quadratics
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For the 3 equations below. I want you to answer the questions. You may show
your work on paper, the whiteboard app on Flipgrid, or some other app.
1. y=-1/2x^2+5
a) Does this graph open up or down?
b) Is this graph skinny or wide?
c) What is the y-intercept?
2. y=2(x-4) 2-9
a) What is the vertex of the quadratic?
b) Graph the equation by using the vertex.
3. y=x^2+7x+12
a) Factor the equation.
b) What are the intercepts of the quadratic?