MATH 215 Midterm: exam1w12
Document Summary
Instructions: the exam consists of 6 problems for a total of 100 points. Please look through the exam booklet and make sure it has 12 pages. The next to last page is a list of formulas which you might nd useful. The last page is blank and is to be used as scratch paper. For multiple choice problems there is no partial credit. For all other problems, show all your work to receive full credit: make sure your answers are clearly marked (circled or boxed), do not cheat. At a minimum, you will be expelled from and fail this exam if you cheat. For this problem, consider the three planes described below. We will refer to them throughout the 4 parts of the problem (including on the next page). Plane a: x y = 2z + 1 , plane b: x z = 1 6 c) b) d: none of the above.
