Identify Quadratic Graphs

What is the vertex?

• (2, 4)

• (3, -1)

• (0, 8)

• (4, 2)

Is this a max or min?

• max

• min

• cannot be determined

Tags

CCSS.HSF-IF.C.7A

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3

• 1 and -3

• 1 and 3

• -1 and 3

Using the graph of the quadratic function, identify the y-intercept.

• (4, -6)

• (0, 2)

• (.5, 0)

• (7.5, 0)

Tags

CCSS.HSF-IF.C.7A

Given the graph identify the domain of the function.

• 0 ≤ x ≤ 8

• 0 ≤ x ≤ 6

• 0 ≤ y ≤ 8

• 0 ≤ y ≤ 6

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Given the graph identify the range of the function.

• 0 ≤ x ≤ 8

• 0 ≤ x ≤ 6

• 0 ≤ y ≤ 8

• 0 ≤ y ≤ 6

Given the graph identify the interval of decrease.

• 0 ≤ x < 6

• 0 ≤ x < 3

• 3 < x ≤ 6

• 0 ≤ y < 3

Tags

CCSS.HSF-IF.C.7A

Identify the vertex and whether the graph opens up or down.

• (5, 2); opens up

• (5, 2); opens down

• (-5, 2); opens up

• (-5, 2); opens down

What is the vertex of y=x²+4x+3?

• (2,1)

• (-2,1)

• (0,0)

• (-2,-1)

Does the equation open up or down? 
Y = -3x² +7x - 2

• up

• down

• both 

• neither

Tags

CCSS.HSF-IF.C.7A