Find the best solutions to your questions at Westonci.ca, the premier Q&A platform with a community of knowledgeable experts. Discover detailed solutions to your questions from a wide network of experts on our comprehensive Q&A platform. Explore comprehensive solutions to your questions from a wide range of professionals on our user-friendly platform.

Evaluate each expression. Give your answer in radians:
i. Without using a calculator: cos⁻¹(-√2/2).
ii. Use a calculator: sin⁻¹(-0.512).
iii. Without using a calculator: tan⁻¹(-√3).