143394
9780764113604
* A complete, easy-to-grasp course in trigonometry that takes the form of a fantasy novel * Learn to solve many different problems that can be reduced to triangular diagrams * Many instructive exercises with solutions * Laws of sine and cosine * Trigonometric functions * Inverse functions * Conic sections * Polynomial approximation * Much more.Douglas Downing Ph.D. is the author of 'Trigonometry the Easy Way (Barron's E-Z)', published 2001 under ISBN 9780764113604 and ISBN 0764113607.
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