Question
In pascal's triangle, which row has the sum of 524288?
Answers
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.
log<sub>2</sub>524288 = 19
so the 20th row is the one.
kazz
thanks.
Emma
16