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In pascal's triangle, which row has the sum of 524288?
12 years ago

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Steve
The nth row sums to 2^(n-1), so which power of 2 = 524288?

log<sub>2</sub>524288 = 19

so the 20th row is the one.
12 years ago
kazz
thanks.
12 years ago
Emma
16
3 years ago

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