Function Story
Fred has been saving money for a that he wants to buy in 7 days. He has been saving up money for the past 8 days. When he first started saving he had 1,000 dollars. Right now, he has 9,000 dollars and at the end of this period he plans to have 16,000 to buy the car.
The y-intercept of this scenario is 9,000 because that is how much money he has at this time. The function is increasing the entire time and is positive the entire time. The end-behaviors are completely straight infinitely in either direction.
The y-intercept of this scenario is 9,000 because that is how much money he has at this time. The function is increasing the entire time and is positive the entire time. The end-behaviors are completely straight infinitely in either direction.
The rate of change for this function is that he gains 1,000 dollars for each day for working.