You walk forward at 1.5 m/s for 8s. your friend decides to walk faster and starts out at 2.0 m/s for the first 4 s. then she slows down and walks forward at 1.0 m/s for the next 4s. make a distance-time graph of your motion and your friend's motion. who walked farther?

Ways that industry and agriculture use physical properties to separate substances

In which of the following is positive work done by a person on a suitcase

The second largest public utility in the nation is the sole provider of electricity in 32 counties of southern florida. to meet the monthly demand for electricity in these counties, which is given by the inverse demand function p = 1,200 – 4q, the utility company has set up two electric generating facilities: q1 kilowatts are produced at facility 1, and q2 kilowatts are produced at facility 2 (so q = q1 + q2). the costs of producing electricity at each facility are given by c1(q1) = 8,000 + 6q12 and c2(q2) = 6,000 + 3q22, respectively. determine the profit-maximizing amounts of electricity to produce at the two facilities, the optimal price, and the utility company’s profit