The height of a soccer ball that is kicked from the ground can be approximated by the function y=-16x^2+48x where y is the height of the soccer ball in feet x seconds after it is kicked. How long in seconds does it take the soccer ball to reach its maximum height. Also How many seconds does it take for the soccer ball to return

Identify the translation rule on a coordinate plane that verifies that square a(-4, 3), b(-4, 8), c(-9, 3), d(-9, 8) and square a'(-3, 2), b'(-3, 7), c'(-8, 2), d'(-8, 7) are congruent.

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?

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits