Please help me my friend

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.?

Given the multitude of treatment options available, how do clients/patients determine which therapeutic style is best for them? which therapeutic style do you feel is most effective, and why?

Which action would probably not result in good test performance or lessened anxiety? a. visualizing success b. arriving to class right before the test c. taking deep breaths d. getting a good night's sleep before the test