Quadratic Functions

What are the zeros to the graphed function?

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine what is the vertex.

Use the graph to determine what is the concavity.

Tags

CCSS.HSF-IF.C.7A

Solve by factoring: x² = 7x + 18

• -7 and -18

• 9 and 2

• 9 and -2

• 2 and 7

Tags

CCSS.HSA-REI.B.4B

Solve:  x² - 81 = 0 

• 9
• 9, -9
• 3, -3, 9, -9
• None of the above

Tags

CCSS.8.EE.A.2

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Solve for x:

(x + 6)² = 49

• x=7,12

• x=±7

• x=1,-13

• x=43,-55

Tags

CCSS.8.EE.A.2