The r+1 th term is nCr(-x)r where r = 0, 1, 2, ... , n.
and where nCr = n!/[r!*(n-r)!]
Chat with our AI personalities
.1x.1 or 1/10x1/10
In women's sizes, 1X is usually 16-18.
2x2-1x-120 = (2x+15)(x-8) when factored
1+1+x+x+x+y+y=2+3x+2y
incomplete formula.1x of 20 equals 2 = .10x is 0.1x?=2 ?=20