Topic 6 Review

How does the graph of f(x) = |x|

compare with the graph of

g(x) = −2|x|? Select the INCORRECT option.

• The graph of g is a vertical

  compression of the graph of f.

• The graph of g is a vertical

  stretch of the graph of f.

• The graph of g is a reflection

  over the x-axis of the graph of f.

The graph shows the cost of

renting skates. Sadie rents a pair

of skates at 10 A.M. How much will

she pay if she returns the skates by

1 P.M.?

Mathematical Equivalence

ON

The graph shows the cost of

renting skates. Sadie rents a pair

of skates at 10 A.M. How much will she pay if she returns them at 1:15 P.M.?

Mathematical Equivalence

ON

The graph shows the cost of

renting skates. Sadie rents a pair

of skates at 10 A.M. what is

the average rate of change over

the interval 3.5 ≤ x ≤ 4?

• 0

• 0.5

• 1

• 2

Mathematical Equivalence

ON

Mathematical Equivalence

ON

Find the vertex of the graph of

f(x) = 0.25 |x – 3|.

(a)  

Which direction does the graph of f(x) = 0.25 |x – 3| open?

• upward

• downward

The graph of g is a translation

1 unit down of the graph of

f(x) = 3|x| − 4. Complete: The rate of change of g over the interval 2 ≤ x ≤ 5 is ____.

Mathematical Equivalence

ON

What is the equation for the graph?

(a)