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Find a_{2}. -> True False

Find a_{1}. -> 3.3 True False

0, -10, 20, -30, 40, -50

if we start with n = 0. -> a_{n} = (-1)^{n}10n True False

starting with n = 1. -> True False

1, 2, 3, 4,... ?

(I) a_{n} = n starting at n = 1 (II) a_{n} = n – 1 starting at n = 1 (III) a_{n} = n starting at n = 0 (IV) a_{n} = (n + 1) starting at n = 0 -> I and IV True False

0.5, 2, 4.5, 8, 12.5, ...

starting with n = 1. -> a_{n} = 1.5n – 1 True False

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