leon began divering the equation if line cf below by calculating the length of both line segment ab and line segment bc as 1. he then defined the legth of lone segment de as x and the legth of line segmet ef as y-3

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.