24 times 57 times 34 plus 50

What's the difference between: x≥0 and nonnegative integer. ?

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.

Identify the number as a regional or irrational. explain. 291.87