4 Sequences

Question 1

Identify if the sequence 2, 4, 6, 8, 10 is arithmetic or geometric.

Déterminez si la suite 2, 4, 6, 8, 10 est arithmétique ou géométrique.

Answer 1

Arithmetic

Arithmétique

Question 2

Identify if the sequence 3, 6, 12, 24, 48 is arithmetic or geometric.

Déterminez si la suite 3, 6, 12, 24, 48 est arithmétique ou géométrique.

Answer 2

Geometric

Géométrique

Question 3

Find the initial term and constant change for the arithmetic sequence 5, 8, 11, 14, 17.

Déterminez le premier terme et l’écart constant de la suite arithmétique 5, 8, 11, 14, 17.

Answer 3

Initial term: 5, constant change: +3

Premier terme : 5, différence constante : +3

Question 4

Find the initial term and constant change for the geometric sequence 2, 6, 18, 54, 162.

Déterminez le premier terme et le coefficient de la suite géométrique 2, 6, 18, 54, 162.

Answer 4

Initial term: 2, constant ratio: ×3

Premier terme : 2, raison constante : ×3

Question 5

Express the first five terms of an arithmetic sequence starting at 4 with a constant change of 5.

Answer 5

4, 9, 14, 19, 24

4, 9, 14, 19, 24

Question 6

Express the first five terms of a geometric sequence starting at 3 with a constant ratio of 2.

Answer 6

3, 6, 12, 24, 48

3, 6, 12, 24, 48

Question 7

What is the 6th term of the arithmetic sequence 1, 4, 7, 10, 13?

Answer 7

16

16

Question 8

What is the 5th term of the geometric sequence 2, 4, 8, 16?

Answer 8

32

32

Question 9

Create an arithmetic sequence with initial term 7 and constant change 2.

Answer 9

7, 9, 11, 13, 15

7, 9, 11, 13, 15

Question 10

Create a geometric sequence with initial term 5 and constant ratio 3.

Answer 10

5, 15, 45, 135, 405

5, 15, 45, 135, 405