This is a written homework from the pdf notes (see the Files in Canvas).

From the Notes:

Ex. 12-19, 12-21, page 12-22 (pdf 252).

Ex. 12-27, page 12-31 (pdf 261).

Ex. 12-39, page 12-46 (pdf 276).

Ex. 12-51, 12-53 (a), page 12-58 (pdf 288).