note; answer the questions in text form, no explanations are needed :)

Calculus Questions 9 ) two cars start moving from the same point . one travels south at 45 um/ h and the other travels west at 90 Km/h . at what rate is the distance between the cars increasing 5 hours later? the distance between the cars is changing at a rate of um/h b) at noon , ship A is 100 Um west of ship 13 . ship A is sailing north at 24 um/h and ship B is sailing south at 32 Um/h. how fast is the distance between the ships changing at 5pm ? the distance between the ships is changing at a rate of um/ b C) use a linear approximation ( or differentials ) to estimate the value of (4. 999 )2, Maintain at least six decimal places. d) use a linear approximation (or differentials ) to estimate the value of - $32. 001 . maintain at least six decimal places. e ) use a linear approximation (or differentials ) to estimate the value of (4. 99 9)2 maintain at least six decimal places