What is the probability that on 9 tosses of a fair coin, at least one tail will appear?

. + λrh() e 1 1 2 4 4 4 4 4 3 4 4 4 4 4 + th−1(− s(x)2 dx ω + λrh−1() e 2 1 2 4 4

step-by-step explanation:

step-by-step :

my guess would be b and d, but i didn’t actually get out the pen and paper. lol

54/3 is 18 so 18 is your answer