9.3

Which is a zero of the graph?

• 0
• -1
• 1.5
• -3

Tags

CCSS.HSF-IF.C.7A

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

What is another name for the x-intercepts of a quadratic?

• y-intercept
• Zeros
• x-axis
• They don't have another name

Tags

CCSS.HSF-IF.C.7C

 $y=\ x^2-7x-8$  

What are the roots to the equation?

• -3 & -1

• 8 & -1

• 8 & -2

• 8 & 5

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

2x²=100

• x = √25
• x = ±5√2
• x = √100
• x = ±√5

Tags

CCSS.8.EE.A.2

x²−10=19

• x = √29
• x = ±2√9
• x = ±29
• x = ±5√19

Tags

CCSS.8.EE.A.2

3x²+12=39

• x = √27
• x = ±3√27
• x = ±3
• x = ±9

Tags

CCSS.8.EE.A.2

Solve x²− 4 = 0

•  2 and -2
• 4 and -4
• 16 and -16
• 8 and -8

Tags

CCSS.HSA-REI.B.4B