The function f is given by f(x)=3x^2+1. what is the average value of f over the closed interval [1,3]?

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

Compare the cost of the bike trips from the two companies shown. for both the cost in a linear function of the number of days which statements is true

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?