# Enter [Cr) on the Blackboard. Problem [91 10 points> Enter [Cphi] on the Blackboard. Problem [10]

Enter [Cr) on the Blackboard. Problem [91 10 points> Enter [Cphi] on the Blackboard. Problem [10] Enter [Cz] on the Blackboard.” aria-describedby=”iao”> For Problems 8, 9, and 10: Calculate the C-VV where r-rc” sin ? . Then evaluate your solution at P1 r 2,4-rz 4 Your answer shall be in the form of C-tCrF+ [Cphi]?+ [C]z where [Cr], [Cphil, and [Cz) are the numbers you shall calculate. Problem [81 Enter [Cr) on the Blackboard. Problem [91 10 points> Enter [Cphi] on the Blackboard. Problem [10] Enter [Cz] on the Blackboard.