Find the dimensions of the cylinder of volume 26πcubic inches with the smallest total surface area find height and radius

What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3

What is the multiplicative rate of change of the exponential function shown on the graph?

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )