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28-06-2021
Mathematics

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If the 12th term of the arithmetic sequence is 15 and the 11th term is 10, find the common difference of the sequence.

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kieranbentley kieranbentley

28-06-2021

Answer:

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

Step-by-step explanation:

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jimrgrant1 jimrgrant1

28-06-2021

Answer:

d = 5

Step-by-step explanation:

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

d = a₁₂ - a₁₁ = 15 - 10 = 5

Answer Link

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