11.03

Question 1

The following is an arithmetic sequence.

-3, 3, -3, 3

TRUE

FALSE

2 points

Question 2

The following is an arithmetic sequence.

1, 2.5, 4, 5.5

TRUE

FALSE

2 points

Question 3

The following is an arithmetic sequence.

5, 9, 13, 17

TRUE

FALSE

2 points

Question 4

The following is an arithmetic sequence.

-4, -3, -2, -1, 0

TRUE

FALSE

2 points

Question 5

What is the common difference of the following arithmetic sequence?

-8, 0, 8, 16

-8

7

-7

8

2 points

Question 6

What is the common difference of the following arithmetic sequence?

-3, -5, -7, -9

2

1

-1

-2

2 points

Question 7

What is the common difference of the following arithmetic sequence?

8, 10, 12, 14

1

2

3

4

2 points

Question 8

What are the next 3 terms in the following sequence?

5, 7, 9

Question 9

What are the next 3 terms of the following sequence?

-3, -8, -13

Question 10

What are the next 3 terms in the following sequence?

2.3, 6.6, 10.9

Question 11

Find the four arithmetic means between 40 and 10.

Question 12

Find the four arithmetic means between 40 and 100.

Question 13

Find the three arithmetic means between 7 and 21.

Question 14

Find S₂₀ for the series -1 + -3 + -5 + -7 +...

Question 15

Find S₁₅ for the series -1 + -3 + -5 + -7 +...

Question 16

Find S₂₀ of the arithmetic series 14 + 16 + 18 + 20 +...

Question 17

The following is a geometric sequence.

-5, 0, 5, 10

TRUE FALSE

2 points

Question 18

The following is a geometric sequence.

-1, 1, -1, 1, -1

TRUE FALSE

Question 20

The following is a geometric sequence.

7, 10, 13, 16

TRUE FALSE

2 points

Question 21

What is the common ratio of the following sequence?

8, 64, 512, 4096

7 8 9 10

1. 2 points

Question 22

What is the common ratio of the following sequence?

2, -4, 8, -16

-1 2 1 -2

2 points

Question 23

What is the common ratio of the following sequence?

9, -27, 81, -243

-1 -2 -3 -4

2 points

Question 24

What are the next three terms of the following sequence?

-10, 20, -40, 80

Question 20

The following is a geometric sequence.

7, 10, 13, 16

TRUE FALSE

2 points

Question 21

What is the common ratio of the following sequence?

8, 64, 512, 4096

7 8 9 10

2 points

Question 22

What is the common ratio of the following sequence?

2, -4, 8, -16

-1 2 1 -2

2 points

Question 23

What is the common ratio of the following sequence?

9, -27, 81, -243

-1 -2 -3 -4

2 points

Question 24

What are the next three terms of the following sequence?

-10, 20, -40, 80

Question 25

What are the next three terms of the following sequence?

-5, -15, -45, -135

Question 26

What are the next three terms of the following sequence?

1, 3, 9, 27

Question 27

Find the 6^th term of a geometric sequence t₃ = 444 and t₇ = 7104.

Question 28

Find the 6^th term of a geometric sequence with t₁ = 7 and t₉ = 45,927.

Question 29

Find two geometric means between 10 and 1250.

Question 30

Find the four geometric means between 4 and 972.

Question 31

Find S₅ for the series -2 + -10 + -50 + -250 +...

Question 36

Find the sum of the infinite series1/3+1/9+1/27+... if it exists.

Question 38

Find the sum of the infinite series 1/3+4/9+16/27+64/81+... if it exists.