Abox contains 9 red and 2 blue marbles. if you select one marble at random from the box, determine the odds against selecting a blue marble

Meg constructed triangle poq and then used a compass and straightedge to accurately construct line segment os, as shown in the figure below, which could be the measures of angles pos and angle poq?

Let x have probability generating function gx (s) and let un generating function u(s) of the sequence uo, u1, satisfies p(x > n). show that the (1- s)u(s) = 1 - gx(s), whenever the series defining these generating functions converge.

Type the correct answer in the box. use numerals instead of words. if necessary use / for the fraction bar.