Find the area of a rectangle with base of 2 yd and a height of 5 ft

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Ihonestly have no clue if it's each or none.

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4