The previous page is sending you to https://www.chegg.com/homework-help/questions-and-answers/18-find-vy-v-x-y-xsin-yi-xcosy-j-k--sin-y-xsin-y-b-0-c-cosy-xcos-y-d-cosy-xsin-y-none-e-19-q53850538.

 If you do not want to visit that page, you can return to the previous page.