Elementary TrigonometryMacmillan and Company, 1893 - 404 páginas |
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Página v
... Trigonometry can be made until the fundamental properties of the Trigonometrical Ratios have been thoroughly mastered . To attain this object very considerable practice in easy Identities and Equations is necessary . We have therefore ...
... Trigonometry can be made until the fundamental properties of the Trigonometrical Ratios have been thoroughly mastered . To attain this object very considerable practice in easy Identities and Equations is necessary . We have therefore ...
Página vi
... trigonometrical ratios , and to exemplify their use in easy problems , than to bewilder a beginner with an angular system the use of which he cannot appreciate , and which at this stage fur- nishes nothing but practice in easy ...
... trigonometrical ratios , and to exemplify their use in easy problems , than to bewilder a beginner with an angular system the use of which he cannot appreciate , and which at this stage fur- nishes nothing but practice in easy ...
Página ix
... TRIGONOMETRICAL RATIOS . Definitions of Ratio and Commensurable Quantities . • • Definitions of the Trigonometrical Ratios Sine and cosine are less than unity , secant and cosecant are greater than unity , tangent and cotangent are ...
... TRIGONOMETRICAL RATIOS . Definitions of Ratio and Commensurable Quantities . • • Definitions of the Trigonometrical Ratios Sine and cosine are less than unity , secant and cosecant are greater than unity , tangent and cotangent are ...
Página x
... RATIOS OF ANGLES OF ANY MAGNITUDE . Convention of Signs ( 1 ) for line , ( 2 ) for plane surface , ( 3 ) for angles Definitions of the trigonometrical ratios of any angle . Signs of the trigonometrical ratios in the four quadrants ...
... RATIOS OF ANGLES OF ANY MAGNITUDE . Convention of Signs ( 1 ) for line , ( 2 ) for plane surface , ( 3 ) for angles Definitions of the trigonometrical ratios of any angle . Signs of the trigonometrical ratios in the four quadrants ...
Página xiv
... Trigonometrical Ratios of PAGE 236 238 • 244 246 П 247 8 A Given cos A to find sin and cos 248 • 2 To express sin and cos in terms of sin A 250 2 2 Variation in sign and magnitude of cos 0- sin 0 . 254 Sine and cosine of 9 ° 254 A To ...
... Trigonometrical Ratios of PAGE 236 238 • 244 246 П 247 8 A Given cos A to find sin and cos 248 • 2 To express sin and cos in terms of sin A 250 2 2 Variation in sign and magnitude of cos 0- sin 0 . 254 Sine and cosine of 9 ° 254 A To ...
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Términos y frases comunes
1+cos 1+tan² a+cos A+tan acute angle angle of elevation B+cos centre circle College cos² cos³ cosec cosine cot² cyclic quadrilateral decimal denote diff equal equation ex-central triangle Example expression Fcap feet Find the angle find the distance find the height Find the number Find the value flagstaff following identities formula given log greatest angle Hence horizontal plane hypotenuse inscribed LAOB loga logarithm magnitude miles negative number of radians observer pedal triangle perpendicular polygon positive Prof Prove the following quadrant quadrilateral radian measure radius vector regular polygon right angle right-angled triangle sec² sexagesimal shew sides sin sin sin sin² sin³ sine solution solve the triangle subtends an angle supplementary angles tan² tangent tower triangle ABC trigono trigonometrical functions trigonometrical ratios π π
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