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SOMEONE PLEASE HELP!! thank you :)

SOMEONE PLEASE HELP!! thank you :)-example-1
User Rwilson
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2 Answers

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To make to simple the pattern is minus 9 every time
User Pyttroll
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Answer:

This is an arithmetic sequence with a common difference d of -9

Explanation:

When you find out d, you realize the difference between the numbers to be -9. Since it is d and not common ratio r, it is an arithmetic sequence.

User Ry
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