In Exercises 911, determine whether u and v are orthogonal, parallel, or neither

Stat notes 9/21 nPr= n place r Use when the order of something is important and relevant. nCr= n choose r Use when the order of something is irrelevant, but the overall result is relevant. 1.) A bag contains 10 colored balls, 5 red and 5 green. If you draw 3 without replacement, what is the probability...