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12-11-2018
Mathematics

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find the first 4 terms of the sequence defined by the explicit rule f(n)=7(n-1)-10. Is it an arithmetic sequence?

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wegnerkolmp2741o wegnerkolmp2741o

12-11-2018

This is an arithmetic sequence

f(1) = 7(0) -10 = -10

f(2) = 7(1) -10 = -3

f(3) = 7(2) -10 = 4

f(4) = 7(3) -10 = 11

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