When the polynomial x^3+ax^2+bx+3 where a and b are constants is divided by (x+3)^2, the remainder is zero. Find the values of a and b.

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.