Solving Quadratics by Factoring and Using Square Roots

What are the solutions to this equation?
(3x-2)(5x+1)=0

• x=5/2,-1/3
• x=1/5,-2/3
• x=1/3,-5/2
• x=2/3,-1/5

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

Solve the following equation using the quadratic formula:
2x² - 5x - 7 = 0

• {-7/2, 1}
• {7/2, -1}
• {-7/2, -1}
• {3, -1}

Tags

CCSS.HSA-REI.B.4B

What is the first question you ask yourself when factoring a polynomial? 

• How many terms does it have? 
• Is there a GCF? 
• What strategy should I use? 
• Why do I have to learn this?!?!?!

Tags

CCSS.HSA.SSE.A.2

Solve
6x² + 17x + 12 = 0

• x = -4/3, x = -3/2
• x = 9, x = 8
• x = 4, x = 3
• x = -4, x = -3

Tags

CCSS.HSA-REI.B.4B

2x²= 30

• x= √5
• x= √30
• x= √15
• x= ±5

Tags

CCSS.8.EE.A.2

x²=25

• x = 5
• x = -5
• x = ±25
• x = ±5

Tags

CCSS.8.EE.A.2

• {7.75,-7.75}

• {26.83,-26.83}

• No Solution

• {12,-12}

Tags

CCSS.8.EE.A.2

Solve.

x² - 4 = 76

• No Real Number Solution

• x = ±4√5

• x = ±80

• x = ±5√4

Tags

CCSS.8.EE.A.2

Solve.

x² - 2x - 48=0

• x = 8, x = 6

• x = 8, x = -6

• x = -8, x = 6

• No Real Number Solution

Tags

CCSS.HSA-REI.B.4B