Math 13 Homework #14 The moving power of mathematical invention is not reasoning, but imagination. Augustus DeMorgan

	Reading Read what we will cover in the next class: 13.9. When reading 13.9 pay special attention to the following concepts: transformation, C-1 transformation, Jacobian, change of variables in a double integral, change of variables for triple integrals

	Problems The following problems are due by the beginning of class on Friday 10/30. 13.7: 2, 5, 9, 13, 18, 19, 27, 34. Comment: the answer you should get for #2 is 16, for #18 is 4Pi. The work to get these answers is the point of these problems.