Solving Quadratics by Graphing, square roots, & Factoring

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

Solve by factoring!

• -2, 4

• -8

• ±8

• No real solution

Tags

CCSS.HSA-REI.B.4B

What are the zeros?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

What is another word that describes the zeroes of a quadratic function?  

• y-intercepts
• vertex
• x-intercepts
• maximum

Tags

CCSS.HSF-IF.C.7D

Given the zeros below, what are the factors?

• (3x-2) (4x-1)
• (2x-3) (1x-4)
• (3x-2) (1x-4)
• (2x-3) (4x-1)

Tags

CCSS.HSF-IF.C.7C

Solve

4m² - 100 = 0

• m = 25, -25

• m = 25

• m = 5, -5

• m = 5

Tags

CCSS.8.EE.A.2

Solve
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solution

Tags

CCSS.8.EE.A.2

• No solutions

• 1 solution

• 2 solutions

Tags

CCSS.HSA.REI.B.4

• 4 and -4

• 2 and 0

• 1/2 and 2

• -2 and 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A