1. ebony kept her bank account open for only 3 weeks, and the graph shows the entire 3 weeks. during that time, her greatest balance was $400.
(a) give the domain and range of the function.
(b) give an estimate to the nearest hundreds for . explain how you determined your estimate and tell what means in context of the situation.
(c) ebony’s bank balance first reached $0 on day 12. how would you show that information in function notation?
(d) ebony’s bank balance remained at $0 from day 12 through day 15. as you count segments from the left, which segment on the graph1, 2, 3, 4, 5, or 6 represents that information? explain how you know