Essay
Use mathematical induction to prove the indicated sum formula is true for all natural numbers n.
(-3) + (-1) + 1 + 3 + . . . + (2n - 5);
an = 2n - 5, Sn = n(n - 4)
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(1) Show Sn is true for n = 1: S1 = (1)(1 ...View Answer
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