65 (done another way) - 66, combinatorics and binomial expansions
Duration : 0:12:49
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Tags: algebra, binomial Posted in algebra | 2 Comments »
67-69, binomial expansions and the sum of a geometric series
Duration : 0:10:23
Tags: algebra, binomial, geometric, series Posted in algebra | 3 Comments »
65 (done another way) - 66, combinatorics and binomial expansions
67-69, binomial expansions and the sum of a geometric series