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OpenStudy (anonymous):
A sequence {an} is generated by the recursive formulas a1 = 5 and an = an-1 + 5(-1)n. Find, a343, the 343rd term of the sequence.
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OpenStudy (freckles):
is that a_n=a_(n-1)+5(-1)^n I will also express that in latex \[a_n=a_{n-1}+5(-1)^n\]
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