Round the number -13.127 to the nearest negative integer

Asap 25 pts + brainlest to right/best answer

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.

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0