Is the following a function?

Can't be determined with this information.

Is the following graph a function?

Yes, because the x never repeats.

Yes, because they are individual dots.

The function h(t) represents the height in inches of a plant after t weeks. What does the notation h(4) = 5 mean?

After 4 weeks the plant is 5 inches tall

After 5 week the plant is 4 inches tall

The plant grows at a rate of 5/4 inch per week

The plant grows at a rate of 1 inch per week

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles. What does c(7) represent?

The minimum distance to ride a taxi

Ms. Brackemyer is collecting pencils. The function p(x)=5x+12 tells us the total amount of pencils Ms. Brackemyer has after collecting for x number of days. What is the meaning of p(8)=52?

After 8 days, Ms. Brackemyer has 52 pencils.

Ms. Brackemyer starts with 8 pencils and ends with 52.

Ms. Brackemyer starts with 52 pencils and gets 4 more every day.

Every day, Ms. Brackemyer gets 4 new pencils until she has 52.

A company is selling bubble gum. The function g(x)=3x+4 tells the company how much to charge if someone buys x packages of bubble gum. Find g(8) and tell what it means within the context of the problem.

g(8)=28. This means that 8 packages of gum costs $28.

g(8)=8. This means that after 8 packages of gum, the company makes $8.

g(8)=42. This means that 8 packages of gum costs $42.

g(8)=24. This means that 8 packages of gum costs $24.

Which relation is NOT a function?

{(1,-5), (-1,6), (1,5), (6,-3)}

{(1,-5), (3,1), (-5,4), (4,-2)}

The following is not a function because...

x = 10 and x = 40 has two values each.

There are two values that equal 2.

In the f(x) column, the 5 repeats.

This table is actually a function.

CW: Identify and Evaluate Functions

8th Grade

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60 Qs

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CW: Identify and Evaluate Functions

Quiz

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Mathematics

•

8th Grade

•

Practice Problem

•

Medium

•

CCSS

HSF.IF.A.2, 8.F.A.1, HSF.IF.A.1

Standards-aligned

Kelsey Abernathy

Used 16+ times

FREE Resource

60 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the definition of function?

Has inputs and outputs

Every input has only ONE output

Inputs have different outputs every time

x-values and y-values

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which graph does NOT pass the vertical line test?

Graph 1

Graph 2

Graph 3

Graph 4

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Does the table represent a function?

Yes, there is a repeated x-value.

No, there aren't any repeated y-values.

Yes, there are repeated y-values.

No, there is a repeated x-value.

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which set of values is a function?

(9,5) (10,5) (9,-5) (10,-5)

(3,4) (4,-3) (7,4) (3, 8)

(6,-5) (7, -3) (8, -1) (9, 1)

(2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is this graph a function or not a function?

Function

Not a Function

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Is this mapping a function or not a function?

Function

Not a Function

Tags

CCSS.8.F.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is the relation a function? Why.

Yes, because the x-value 11 has two y-values pair with it.

Yes, because each x-value has only one y-value paired with it.

No, because the x-value 11 has two y-values pair with it.

No, because each x-value has only one y-value paired with it.

Tags

CCSS.8.F.A.1

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CW: Identify and Evaluate Functions

60 questions

What is the definition of function?

Which graph does NOT pass the vertical line test?

Does the table represent a function?

Which set of values is a function?

Is this graph a function or not a function?

Is this mapping a function or not a function?

Is the relation a function? Why.

Is this mapping a function or not a function?

f(x)=4x+5
f(4)=

Evaluate f(t)=-2t²+ 1 for f(2)

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

CW: Identify and Evaluate Functions

60 questions

What is the definition of function?

Which graph does NOT pass the vertical line test?

Does the table represent a function?

Which set of values is a function?

Is this graph a function or not a function?

Is this mapping a function or not a function?

Is the relation a function? Why.

Is this mapping a function or not a function?

f(x)=4x+5f(4)=

Evaluate f(t)=-2t2+ 1 for f(2)

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

f(x)=4x+5
f(4)=

Evaluate f(t)=-2t²+ 1 for f(2)