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Big Ideas Math Integrated I, 2016 View details

6. Arithemetic Sequences

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Exercise 28 Page 204

What makes a sequence arithmetic?

Not an arithmetic sequence

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When a sequence is arithmetic, the difference between any two consecutive terms is constant. By examining our sequence, we can see that this is not the case. 5 + 4 ⟶ 9 + 5 ⟶ 14 + 6 ⟶ 20 ⟶ ... Therefore, the sequence is not arithmetic.