Question
Use the Binomial Theorem to expand each binomial.$$(x+2 y)^{4}$$
Step 1
The binomial theorem formula is given by: $$(a+b)^n = \binom{n}{0}a^n b^0 + \binom{n}{1}a^{n-1} b^1 + \binom{n}{2}a^{n-2} b^2 + \ldots + \binom{n}{n-1}a^1 b^{n-1} + \binom{n}{n}a^0 b^n$$ Show more…
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