Question 1

The first term of an arithmetic sequence is

5

, and the common difference is

3

. What is the

10^{th}

?

Accepted Answer

32

Question 2

Fill in the blank: The sequence

7, \_\_, 15, 19

is an arithmetic sequence. What number goes in the blank?

Accepted Answer

11

Question 3

The

5

term of an arithmetic sequence is

3

and the common difference is

10^{th}

. What is the first term?

Accepted Answer

15

Question 4

Which of the following is a harmonic sequence?

Accepted Answer

B.

Answer

C.

Answer

A.

Answer

D.

Question 5

If

5

are consecutive terms of a harmonic sequence, find

3

.

Accepted Answer

3

Question 6

Write the next two terms of the sequence:

3

(Format: a, b)

Accepted Answer

8&#44; 13

Question 7

If a Fibonacci sequence starts with

7, \_\_, 15, 19

, what is the

5^{th}

Accepted Answer

21

Question 8

In a geometric sequence,

7, \_\_, 15, 19

and

5^{th}

. What is

a_5

?

Accepted Answer

162

Question 9

Fill in the blank:

5

Accepted Answer

3

Question 10

Find the sum of the first 12 terms of an arithmetic sequence with

5

and

$a_5$ .

Accepted Answer

312

Question 11

The sum of the first

5

terms of an arithmetic sequence is

3

Accepted Answer

80

Question 12

Find the sum of the first 6 terms of the geometric sequence where

5

and

3

.

Accepted Answer

315

Question 13

Does the geometric series

5

converge or diverge? If it converges, find the sum.

(Format: converges/diverges, sum)

Accepted Answer

converges, 8

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