Analyzing Quadratic

The graph of quadratic function k is shown on the grid. Which statements are best supported by the graph of k? I. The x-intercept is located at (-3, 0). II. The coordinates of the y-intercept are (0, 9). III. The axis of symmetry is x=-3.

• I, II, and III

• I and II only

• I and III only

• II and III only

Tags

AI.9.7.A

Which of the following are true about the quadratic function shown? (Choose TWO answers)

• the vertex is (-2, 0)

• the axis of symmetry is at x = -2

• There are two roots

• the vertex is a maximum

How many solutions does this graph have? (a)  

• one

• two

• no solutions

• cannot be determined

Identify the axis of symmetry.  (a)   What is the y-intercept?​ (b)   What is the minimum​ (c)   ​ What is f(-3)​ (d)  

• x=-1

• (0,5)

• 4

• y=-1

• x=4

• y=4

• (5,0)

• 8

Tags

CCSS.HSF-IF.C.7A

Which statement about the graph is FALSE?

• The vertex is (-3, 18)

• The vertex is a maximum

• The y-intercept is y = 0

• The axis of symmetry is y = -3

Tags

CCSS.HSF-IF.C.7A

For each of the following equations, determine (a) if the parabola opens up or down, (b) the vertex, (c) if the vertex is a maximum or a minimum (d) the axis of symmetry(e) the range.

y = x² + 2x - 8

a. _____

b. _____

c. _____

d. _____

e._____

Which statement is not true about the function graphed? 

• The graph has a max value of -4

• The graph has a zero at (-3,0)

• The graph has a vertex at (-1, -4)

• The graph has a y-intercept at (0, -3)

Tags

CCSS.HSF-IF.C.7A

Analyze the given graph and the determine the correct function.​ (a)   ​ (b)  

• x(x-2)

• x+(x-2)

• (x+4)(x+5)

• (x-0)

Tags

CCSS.HSF-IF.C.7A

The graph is concave (a)   ​

The vertex is ​ (b)  

The y-intercept is ​ (c)  

The line of symmetry is ​ (d)  

• down

• up

• (2,8)

• (-2,0)

• (6,0)

• (0,6)

• (8,2)

• x=2

• x=8

Tags

CCSS.HSF-IF.C.7A

Groups:

(a) True

,

(b) False

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• 
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