3. If a riding lawnmower engine exerts 19 hp in one minute to move the mower, how much work is done?

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

If anyone who can me with this hw? i would really appreciate it

Write a polynomial function with the given zeros x= -1,0,2show your work