Teach Yourself Trigonometry (Teach Yourself Mathematics)

"Teach Yourself Trigonometry", now fully revised and updated to take account of recent trends in mathematics, is suitable for beginners and those needing to brush up their skills. It covers the basics in depth, then goes on to give comprehensive coverage of more advanced trigonometry. Each chapter contains a number of worked examples and many carefully graded exercises. Full demonstrations of trigonometric proofs are given in the answers.