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Question

What is the ninth term of the arithmetic sequence defined by the rule below?
A(n) = -15 + 2(n – 1).
A. 1
B. -1
C. 31
D. -31
3 years ago

Answers

oobleck
just use n=9:
A(9) = -15 + 2(9-1)
3 years ago

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