2x+y=-8 a parallel that goes through (2,-8)

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Evaluate the expression. (9 + 5)(3 + 2)0