krystaldrowdsdowski krystaldrowdsdowski

01-08-2021
Mathematics

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What is the explicit formula for this sequence?
-9, - 3, 3, 9, 15, ...

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Аноним Аноним

01-08-2021

Answer:

-15+6d

Step-by-step explanation:

The common difference of the sequence is -3+9=6

The formula is an=a+(n-1)d, an=-9+(n-1)*6=-15+6d

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