Elements of Trigonometry and Trigonometrical Analysis, preliminary to the Differential Calculus, etcTaylor & Walton, 1837 - 143 pages |
Common terms and phrases
adjacent angle Algebra analytical units apply arithmetical binomial theorem circle Consequently contained cose cosecant cosine cotangent deduced denoted derived function difference diminishes without limit distinction equal equation Euclid expressed formulæ four right angles fraction geometry gives greater Hence hypothenuse instance inverse ksin length less linear unit loga logarithm magnitude meaning measure method multiplication namely nearly negative quantity notion operation perpendicular polygon positive and negative preceding primary functions proceed question radius ratio result revolution right-angled triangle roots roots of unity secant shew shewn Similarly sin² sine sine and cosine solution square student subtraction suppose symbol tangent tanx theorem trigonometry true unity whence whole number π π