Compute each of the following problems with fractions and show your work.

−two thirds+(−one eighth)

three and one half−(−one and one third)

−four fifteenths (−one third)

−two thirds÷ one fourth

one and three fourths+(−five and one third)

(−two and two thirds)÷(−one and one sixth)

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