Roots and X-Intercepts of Quadratics

How many roots does y=x²+2x+4 have?

• one

• two

• none

How many roots does y=x² - 8x + 16 have?

• one

• two

• none

How many roots does y=x² + 2x - 3 have?

• one

• two

• none

How many solutions does the parabola have?

• none

• one

• two

What is the equation of the parabola?

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the X-intercepts

• (-1,0) and (-3,0)

• (1,0) and (3,0)

• (0,1) and (0,3)

• (0,-1) and (0,-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

How many solutions does this graph have?

• one

• two

• no solutions

• all real numbers

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A