A manufacturer has determined that the weekly profit from the sale of x items is given by the function below. It is estimated that after t days in any week, x items will have been produced. Find the rate of change of profit with respect to time at the end of 6 days. P(x)= - x^2+ 700x - 2000 with x = 0.5t^2 + 4t

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9