Polynomial analysis into factors: a)21bc^2-6c-3c^3+42b b)12y-9x^2+36-3x^2y c)30a^3-18a^2b-72b+120a d)ab(a+b)+bc(b+c)+ca(c+a)+3abc e)ab(a+b)+bc(b+c)+ca(c+a)+2abc

The circumference of a circle is 5 pi cm. what is the area of the circle?

Ahigh school has 3636 players on the football team. the summary of the players' weights is given in the box plot. approximately, what is the percentage of players weighing less than or equal to 225225 pounds?

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.