58. DISCOVER PROVE: Sums of Binomial Coefficients Add each of the first five rows of Pascal’s Triangle, as indicated. Do you see a pattern?
On the basis of the patterns you have found, find the sum off the nth row:
Prove your result by expanding using the Binomial Theorem.
The sum of the row.
The binomial expansion of is given by
Here, the pattern is or where is the row.
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