Given the series, n=0 (-1)"82n+1 (2n+1)! where an = (-1)"82n+1 (2n+1)! . Use Ratio Test to test for convergence. an+1 a. The limit of the ratio test, lim simplifies to lim f(n) where 12-00 ап 004-2 f(n) = b. lim |f(n) = 004-2 (enter oo for infinity if needed) c. Based on the above, the series converges O diverges

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