The first term of an arithmetic sequence is - 5, and the tenth term is 13. What is the common difference?

A) 2

B) 1.8

C) 8/9

Question

Mathematics

Eva Bender

5 July, 22:02

The first term of an arithmetic sequence is - 5, and the tenth term is 13. What is the common difference?

A) 2

B) 1.8

C) 8/9

+2

Answers (1)

Know the Answer?

Ezekiel Dominguez · Answer 1

A) 2

Step-by-step explanation:

-5+2 = - 3

-3+2 = - 1

-1+2=1

1+2=3

3+2=5

5+2=7

7+2=9

9+2=11

11+2=13

so the sequence would go: - 5,-3,-1,1,3,5,7,9,11,13

The first term of an arithmetic sequence is - 5, and the tenth term is 13. What is the common difference?A) 2B) 1.8C) 8/9

The first term of an arithmetic sequence is - 5, and the tenth term is 13. What is the common difference?

A) 2

B) 1.8

C) 8/9