Posted by Mike on .
Predict the numbers in the sixth role.
1.)1
2.)1,1
3.)1,2,1
4.)1,3,3,1
5.)1,4,6,4,1
6.)?

Math 
derek,
1,10,10,1

Math 
Damon,
Google "Pascal's Triangle"
This is also called "binomial coefficients"
left and right ends of rows are 1
every element is sum of above to left and right
like 3 = 1+2
and 6 = 3+3
so
1 5 10 10 5 1 
Math 
Damon,
You forgot the threes Derek.

Math 
derek,
1,5,10,10,5,1

Math 
Damon,
I mean the fives.

Math 
Reiny,
have you seen Pascal's triangle ?
http://ptri1.tripod.com/