Simplify each radical 1-4

Plzzz i beg u so much asaaaap ! what is the slope of this line? enter your answer in the box.

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.