The rth entry in the nth row is the number of combinations of r objects selected from n. In combinatorics, this in denoted by nCr.
Pascal's triangle
pascal
The Sierpinski Triangle
pascals triangle is used to solve math problems that have chance of 2 different outcomes, such as flipping a coin
Pascal didn't invent pascals triangle, he just made It popular. A Chinese mathematician invented it in about 1015.
in the 11th century...
35
1,4,6,4,1
(a+b)7
Blaise Pascal.
The expanded binomial is another name for Pascal's triangle.
depends. If you start Pascals triangle with (1) or (1,1). The fifth row with then either be (1,4,6,4,1) or (1,5,10,10,5,1). The sums of which are respectively 16 and 32.