Lesson 15 Practice

Lesson 15 Practice

8th Grade

10 Qs

quiz-placeholder

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Lesson 15 Practice

Lesson 15 Practice

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Medium

CCSS
8.F.A.3, 8.F.A.1, HSF-LE.A.1B

+4

Standards-aligned

Created by

Erin Okino

Used 8+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which of the following equations has a rate of change of 3?

Answer explanation

Media Image

Rate of change is another way of saying slope!

Think of slope-intercept form and which value represents the slope of the line!

Tags

CCSS.HSF-LE.A.1B

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Media Image
Media Image

Answer explanation

Pay attention to which side of the table is the input and which is the output.

If one ticket costs $9, how much will it cost to buy 2 tickets? 3 tickets?

Which table shows the pattern correctly?

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Why does the table represent a function?

For any number of tickets, there is ONLY ONE possible total cost.

For any total cost, there is ONLY ONE possible number of tickets.

For any number of tickets, there is MORE THAN ONE possible total cost.

For any total cost, there is MORE THAN ONE possible number of tickets.

Answer explanation

A relationship is a function when every input has ONLY ONE output!

Tags

CCSS.8.F.A.1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Media Image
Media Image

Answer explanation

If x and y are supplementary, then x + y = 180!

Tags

CCSS.7.G.B.5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

This graph is NOT a function. Why not?

Some inputs have MORE THAN ONE output.

Some inputs have the SAME output.

Some outputs have the SAME input.

Some outputs have MORE THAN ONE input.

Answer explanation

Go back to the definition of a function!

Tags

CCSS.8.F.A.1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Is the function linear?

Yes, the graph is linear because the points form a straight line.

No, the graph is nonlinear because the points are not connected.

No, the graph is nonlinear because the points do not form a straight line.

No, the graph is nonlinear because the points form a straight line.

Tags

CCSS.8.F.A.3

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