Realice la siguiente división de polinomios: (12
5 + 22
3 + 3
2 + 30
4 + 60 + 160) entre (−6
2 − 15 − 20)

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?