arithmetic series

Which of the following is a correct description of an arithmetic sequence?

• A term is obtained by multiplying a constant number from the preceding term.

• A term is obtained by squaring the preceding term. c. A term is

• A term is obtained by adding a constant number to the preceding term.

• A term is obtained by extracting the square root of the preceding term.

Which of the following is the common difference of the arithmetic sequence 4, 7, 10, 13, …?

• 0

• 1

• 2

• 3

What is the common difference in the sequence: -4, 3, 10, 17,, …?

• 1

• -7

• 7

• -1

Which term of the arithmetic sequence 4,1,-2,-5......is -29?

• 9th term

• 10th term

• 11th term

• 12th term

The first term of an arithmetic sequence is 2 while the 18th term is 87. Find the common difference of the sequence.

• 7

• 6

• 5

• 3

Find p so that the numbers 7p +2,5p +12,2p-1,....form an arithmetic sequence.

• -23

• -13

• -5

• -8

Which term of the arithmetic sequence 5,9,13,17,.....is 401?

• 99th term

• 100th term

• 111th term

• 112 term

Is the sequence arithmetic: 37, 31, 25, 19, ...?

• yes

• no

Identify the common difference.

97, 86, 75, 64, ...

• 8

• -11

• 11

• -8

Find a₂₆ in the arithmetic sequence: -15, -35, -55, -75, ...

• -515

• -535

• -490

• 460