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Alba M.

asked • 07/04/18

math question

an = (-1)^n/5n+4, n=1,2,3 . . .
(the n is supposed to go under the a but i don't know how to put it that way through typing)

Mark M.

Is 4 a part of the denominator?
Do you want just n = 1, 2, and 3?


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