From years 1890 to 1945 why should the US have remained a largely rural and agrarian society instead of becoming an urban society? AKA: why was agricultural society better than industrial

Let r(t) represent the rate, in square feet per minute, at which a groundskeeper is mowing a lawn t minutes after 3 p.m. what expression represents the area, in square feet, of the lawn that is mowed between 3 p.m. and 5 p.m.?

What’s the difference between dual credit and ap courses?

50 points i think its melatonin because its a hormone but im not sure