Unit 7: Polygons &Quadrilaterals 5: Rhombi and Squares Answers

Factor the monomial completely 42a3b3

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.