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2.2 Using Tables, Graphs, and Equations

PART A Henri 1 meter er second Time Distance

Emile

2.5 meters er second

Time

Distance

(D)

(D)

0

0

コ.、 5

1

1

5

2

2

5

5 10

20 30 40 50

50

20 30

DD

40

フ 5

/当

Equation

フ 5

50

d ニコ5 と

Equation

d , 95 イも

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90 之 を に 幻 為

ー 5 20 2引30 3 /詹つも

40

0 あ-し0 し


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2.3 ComparingRelationships(Part A) MightyTee charges $49 plus $1 per t-shirt.

No-Shrink Tec charges $4.50 per t-shirt.

= 49 + n The y-intcrcept represents

The y-interccpt represents COI

The coefficient of n represents

The coefficient of n represents

c

Dependentvariable Independent variable

Dependent variable Independent variable

For each company.what is the cost for 12 t-shirts?

BZ.ĂĽ

For each company.what is the cost for 20 t-shirts?

C.F

+2-0

From which companywill $120 buy the most t-shirts?

120 —

D)


48


2.4 Connecting Tables. Graphs, and Equations PLAN 1

PLAN 2

PLAN 3

Y: 5x-3 For each pledgeplan,makea table of values of x from -5 to 5.

Sketch a graph of each relationship.

A4:

Do the y-values increase, decrease, or Stay the same as the x-values increase? How can you find the answer using a table, a graph, or an equation?


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ДРАРН

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ИОНеш Х: 7

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23

s.a 23


Date

25

50

75

100

125

150

Moving Straight Ahead

Investigation

Class

a. If the team sells 50 buttons, what will be their cost? What will be the revenue?

25

Number of Buttons Sold

costs (money spent)

75

50

revenue (money raised)

100

125

150

Button Sales

1. The volleyballteam decided to raise money for an end-of-seasonparty by sellingschool buttons.Ihe costs and the revenue of selling the buttons are shown on the graph below.

REVIEW FOR QUIZ 2

Name


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MSA INVESTIGATION 2 NOTES