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Determine whether the sequence is arithmetic or geometric. Sequence 1: –10, 20, – 40, 80, … Sequence 2: 15, – 5, – 25, – 45, … Which of
Question
Determine whether the sequence is arithmetic or geometric. Sequence 1: –10, 20, – 40, 80, … Sequence 2: 15, – 5, – 25, – 45, … Which of the following statements are true regarding Sequence 1 and Sequence 2.
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Mathematics
3 years
2021-08-08T13:26:01+00:00
2021-08-08T13:26:01+00:00 1 Answers
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Answer:
Step-by-step explanation:
1,
-10,20,-40,80,…
common ratio=20/-10=-2
it is a geometric sequence.
2.
15,-5,-25,-45
common difference=-5-15=-20
it is an arithmetic sequence.