Please help. Which of the following can be used to approximate the value of e?
A: (1+1/n)^n
B:(1+n)^1/n
C:c/d
D:

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)

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2