At a used car lot, six cars for sale are to be parked side-by-side. In how many different ways can this be done if a) the one and only car with a sunroof must be at the right end of the line?
b) the three SUVs must be together?

The edge of a cube was found to be 30 cm with a possible error in measurement of 0.4 cm. use differentials to estimate the maximum possible error, relative error, and percentage error in computing the volume of the cube and the surface area of the cube. (round your answers to four decimal places.) (a) the volume of the cube maximum possible error cm3 relative error percentage error % (b) the surface area of the cube maximum possible error cm2 relative error percentage error %