Evaluate the expression 12 ; 3+ y 2 - 4) for y = 3.
the answer is
3.5

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1

In a class of 77, there are 44 students who play soccer. if the teacher chooses 33 students, what is the probability that none of the three of them play soccer?