Unit 7A Review

1. What is the vertex of the quadratic function shown on the grid?

• (-1, 0)

• (1, -4)

• (0, -3)

• (3, 0)

• x ≤ -4

• y ≥ 4

• y ≤ -4

• x ≥ 4

Which quadratic function in Vertex Form can be represented by the graph that has 

    a vertex at (5, -2) and passes through the point 

    (3, -19)?

• The graph of g is 4 unit above the graph of f.

• The graph of g is 4 units below the graph of f.

• The graph of g is wider than graph f.

• The graph of g is narrower than graph f.

The graph of a quadratic function is shown.  Which values best represent the zeros of the function?

Select TWO correct answers

• x = -12

• x = -4

• x = 1

• x = 6

• x = -12.5

Quadratic functions q and w are graphed on the same coordinate grid. The vertex of the graph of q is 14 units below the vertex of the graph of w. Which pair of functions could have been used to create the graphs of q and w?

The graph of quadratic function f is shown on the grid.

Which of these best represents the domain of f?

• 1. All real numbers less than 4 or greater than -2

• y ≥ -4

• -2 ≤ x ≤ 4

• All real numbers

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

• A vertical shift down 92.16 units

• A horizontal shift right 9.6 units

• A vertical shift up 92.16 units

• A horizontal shift left 9.6 units

A swim team member performs a dive from a 14 

      foot high springboard. The parabola below shows  

      the path of his dive. 

Which function is best represented 

by the graph of this situation?