Graphing Quadratics

Which form most quickly reveals the zeros (or "roots") of the function?

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• 
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Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Which form most quickly reveals the vertex?

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Which form most quickly reveals the  -intercept?

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Tags

CCSS.HSF-IF.C.7A

What is the y intercept for the quadratic: m(x)=2x^2+16x+24

c

d

26

0

2

24

16

12

Tags

CCSS.HSF-IF.C.7A

What is the vertex for the quadratic: m(x)=2(x+4)^2-8

c

d

8

2

-8

4

-4

What are the "roots" or "zeros" for the equation: m(x)=-2(x-3)(x-9)

b

d

9

3

-2

-9

-3

Tags

CCSS.HSF-IF.C.7C

Sketch the graph using the 3 forms above.

Tags

CCSS.HSF-IF.C.7A

Sketch the graph from the three forms

Tags

CCSS.HSF-IF.C.7A

Label the graph

c

d

e

b

a

Vertex

y-intercept

²ⁿᵈ root

¹ˢᵗ root

Axis of symmetry

Tags

CCSS.HSF-IF.C.7A

Sketch the graph using the three equations