SOLUTION: find the next two terms in the sequence -5,8,-13,20,-29

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Question 712133: find the next two terms in the sequence -5,8,-13,20,-29
Answer by kevwill(135)   (Show Source): You can put this solution on YOUR website!
Ignoring the alternating signs for the moment, for the sequence

, , , , , ...

the nth term is given by

We account for the alternating signs by multiplying each term by

so the formula for the nth term in the original sequence is



and the next two terms are 40 and -53.

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