Quadratic Function Zeros

Calculate the zeros of the quadratic.

• x = 2 and -3

• x = 0 and 9/4

• x = 0 and 4/9

• x = 1/2 and 1/3

Tags

CCSS.HSA-REI.B.4B

Calculate the zeros of the quadratic.

• x = 6 and 3

• x = 1 and 0

• x = 0 and 3

• x = 3 and 1

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

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

Define Zero

• Where the parabola touches or intersects the x- axis, also called the x-intercept

• A line that divides the graph into two equal parts. i.e. cuts the graph in half

• The highest or lowest point on the graph

• Where the parabola touches or intersects the y-axis

Tags

CCSS.HSF-IF.C.7A

Find the zero(s) of the function: y = 4x² - 4x + 1

• -3 and 1.33

• 0.50 only

• 0.50 and 0

• 0 and 2

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What are the zeros of the function
f(x)= -4(x - 3)(x+5)?
*Hint: Type the function into y= 

• -12 and 20

• -5 and 3

• -4 and -5

• -3 and 5

Tags

CCSS.HSF-IF.C.7C

How many solutions does this graph have?

• one

• two

• no solutions

• cannot be determined

How many solutions does this graph have?

• one

• two

• no solutions

• cannot be determined

Tags

CCSS.HSF-IF.C.7A

What are the zeros for the function
f(x) = (x + 7)(x + 5)

• (7 , 0) and (5 , 0)

• (0 , 7) and (0 , 5)

• (-7 , 0) and (-5 , 0)

• (7 , 0) and (5 , 0)

Tags

CCSS.HSF-IF.C.7C

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