1. Write an exponential function for the value,
y, after x years.

Write a function rule for the table

Describe a situation where it would be beneficial to round decimals to the nearest dollar. explain why you would use rounding in that situation.

At saturday nights football game there were 18 less fans than half the fans at friday nights game.there were "x" fans at friday's game.write an expression to represent the number of fans at saturday's game. *** urgent***