116k views
5 votes
If the 12th term of the arithmetic sequence is 15 and the 11th term is 10, find the common difference of the sequence.​

User Olkoza
by
6.6k points

2 Answers

4 votes

Answer:

d = 5

Explanation:

The common difference d is the difference between consecutive terms, then

d = a₁₂ - a₁₁ = 15 - 10 = 5

User Smack Alpha
by
6.8k points
5 votes

Answer:

12? 10 + d = 15 so d = 5.

Explanation:

User Radu Chivu
by
7.2k points
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