Let f be a differentiable function such that f(1)=pi/2 and f'(x)=3 arctan(x^2-3x+2). What is the value of f(3)?

Analyze and evaluate the motivation and the rationale behind western expansion through the louisiana purchase that took hold in the united states at the start of the 19th century (long essay question)

The torque output of an engine is usually measured in the units of a rpm b bhp c foot pounds d feet per pound

Afootball game between the thunder and the sharks is in its closing minutes, with the thunder ahead by 20 points. the thunder’s coach considers sending in the second-string quarterback. this would reduce the risk of the star quarterback getting injured, but the second-string quarterback is not very good. complete the passage describing the coach’s decision in economic terms.