Investigating Quadratics

What are the x-intercepts (zeros)?

• (-2,0) and (2,0)

• (0,2) and (0,-2)

• (0,-4)

• (-2,-4) and (2,-4)

Tags

CCSS.HSF-IF.C.7A

Does the function open up or down?

• up

• down

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the parabola?

• -4

• 4

• -3

• 0

Tags

CCSS.HSF-IF.C.7A

What do we call the graph of a quadratic function?

• parabola

• linear

• cubic

• sinusoidal

Tags

CCSS.HSF-IF.C.7A

How many solutions does this graph have? (a)  

• one

• two

• no solutions

• cannot be determined

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

​ (a)   ​ (b)   ​ (c)   ​ (d)   ​ (e)  

• x-intercept/roots at (-3,0) and (1,0)

• vertex of (-1,4)

• y-intercept at (0,3)

• maximum at y = 4

• axis of symmetry at x = -1

• minimum at y = 4

• y-intercept at (0, -3)

• axis of symmetry at x = 4

• roots at (3,0)

• vertex at (4,-1)

Tags

CCSS.HSF-IF.C.7A

Which of the following represents a quadratic function?

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

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