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Topic 3: Use Functions to Model Relationships - Revision

Authored by Samo Youssef

Mathematics

6th Grade

Topic 3: Use Functions to Model Relationships - Revision
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68 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Function A

Function B

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Function B

Function A

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Graph the ordered pairs from the table. Determine if the relation is a function. Table: ordered pairs (−3, −4), (0, 5), (1, −5), (3, 1).

The relation is a function.

The relation is not a function.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Graph the ordered pairs from the table. Determine if the relation is a function. Table: ordered pairs (−1, 3), (1, −1), (2, 2), (1, 3).

The relation is a function.

The relation is not a function.

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Determine which graph represents a function.

Graph a: a sideways curved graph (opening to the right) that fails the vertical line test.

Graph b: an oval (ellipse) centered near the origin that fails the vertical line test.

Graph c: several separate plotted points with no repeated x-values that pass the vertical line test.

Graph d: an upward-opening parabola that passes the vertical line test.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The graph shows the height of a hiker above sea level. The hiker walks at a constant speed for the entire trip. Describe the behavior of the function in each interval (1) through (5).

The function is increasing in intervals 1, 3, and 4. The function is decreasing in interval 5. The function is constant in interval 2.

The function is increasing in intervals 1 and 3. The function is decreasing in interval 5. The function is constant in intervals 2 and 4.

The function is increasing in intervals 1 and 3. The function is decreasing in intervals 4 and 5. The function is constant in interval 2.

The function is increasing in intervals 1, 2 and 3. The function is decreasing in interval 5. The function is constant in interval 4.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Select a graph for the situation. You wait for the express bus for 30 minutes, get on and ride the bus non-stop for 3 miles, and then walk another mile to your home. Choose the graph of distance (mi) versus time (min) that shows distance staying at 0 for 30 minutes, then a steep increase to 3 miles, followed by a slower increase to 4 miles.

a

b

c

d

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