Practice Finding The Common Difference (3) - Arithmetic Sequences - IB 10 Mathematics

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6 sample questions

Question 1.
Find the common difference of the sequence: 2, 5, 8, 11.
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Subtract the first term from the second term.
Question 2.
Determine the common difference for the sequence: 8, 12, 16.
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Use the difference between the first two terms.
3Question 3.
What do we call the difference between consecutive terms in an arithmetic sequence?
- Common Ratio
- Common Difference
- Term
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It's a key characteristic of an arithmetic sequence.
4Question 4.
True or False: An arithmetic sequence can have varying common differences.
- True
- False
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Think about the definition of arithmetic sequences.
Question 5.
An arithmetic sequence has a first term of 10 and a common difference of 3. What is the 15th term?
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Remember to calculate n - 1 for the term position.
Question 6.
Find an arithmetic sequence's common difference if the 3rd term is 18 and the 7th term is 54.
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Use the difference of the term positions to help find **d**.

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