An electric can opener is worth 36 dollars when it is new. after each year, it is worth half what it was the previous year. what will it's worth be after 8 years? round your answer to the nearest cent. write the model.

The diameter of a bacteria colony that doubles every hour is represented by the graph below. what is the diameter of the bacteria after 8 hours? graph of a curve passing through the points zero comma 1, one comma two, two comma four, and three comma eight