Quiz Q2 E2 IM1

If y = -9 when x = 3, what is the value y

when x = -6 ?

The number of delivered toys T is 3 times the total number of crates c.

Write a direct variation equation:

• T = 3c

• c = 3T

• T = 3/c

• c = 3/T

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Is this an arithmetic sequence ?

4, 7, 9, 12, . . .

• Yes

• No

Is this an arithmetic sequence?

-9, -12, -15, -18, . . .

• Yes

• No

Find the next 3 terms

-13, -11, -9, -7 . . .

Find the next 3 terms:

3.1, 4.1, 5.1, 6.1, . . .

Brian is downloading episodes of his favorite TV show to play

on his personal media device. The cost to download 1 episode is $1.99. The cost to

download 2 episodes is $3.98. The cost to download 3 episodes is $5.97. Which one is a function

to represent the arithmetic sequence?

• y = 1.99x

• y=3.98x

• y=5.97x

• y=x/1.99

What graph best fits the following sequence: 2, 4, 6, 8, 10 ...

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If y = 12 when x = 18, What is the value of x when y = -16?