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Connecting Representations of Functions

Authored by Anthony Clark

Mathematics

8th Grade

CCSS covered

Connecting Representations of Functions
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation and the tables represent two different functions. Use the equation \(b=4a-5\) and the table to answer the questions. When \(a\) is -3, is \(b\) or \(c\) greater?

b

c

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation and the tables represent two different functions. Use the equation \(b=4a-5\) and the table to answer the questions. When \(c\) is 21, what is the value of \(a\)? What is the value of \(b\) that goes with this value of \(a\)?

a = 5, b = 15

There is not enough information

c = 21 with 5; b with 5

Other options

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation and the tables represent two different functions. Use the equation \(b=4a-5\) and the table to answer the questions. When \(a\) is 6, is \(b\) or \(c\) greater?

b

c

Cannot be determined

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

The equation and the tables represent two different functions. Use the equation \(b=4a-5\) and the table to answer the questions. For what values of \(a\) do we know that \(c\) is greater than \(b\)?

0

5

12

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A

B

C

D

Tags

CCSS.HSF-BF.A.1A

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Akiko is painting a room in her house. The graph shows the area Akiko has painted as a function of time. Which description is correct?

For the first 2 hours, Akiko paints very quickly at first, but then slows down

For 2 < x < 3, Akiko paints at a constant rate

For 3 < x < 4, Akiko continues painting at a varying rate

For the last 2 hours, Akiko paints at a constant rate, but much more slowly than earlier in the day

Tags

CCSS.HSF.IF.B.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a way to represent a function?

Table

Equation

Picture

Graph

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