this is from my old book collection. · 2015. 12. 16. · it is these natural trigonometrical...
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![Page 1: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/1.jpg)
This is from my Old Book Collection.
![Page 2: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/2.jpg)
This is from my Old Book Collection.
![Page 3: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/3.jpg)
This is from my Old Book Collection.
![Page 4: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/4.jpg)
This is from my Old Book Collection.
![Page 5: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/5.jpg)
This is from my Old Book Collection.
![Page 6: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/6.jpg)
This is from my Old Book Collection.
![Page 7: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/7.jpg)
This is from my Old Book Collection.
![Page 8: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/8.jpg)
This is from my Old Book Collection.
![Page 9: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/9.jpg)
This is from my Old Book Collection.
![Page 10: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/10.jpg)
This is from my Old Book Collection.
![Page 11: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/11.jpg)
This is from my Old Book Collection.
![Page 12: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/12.jpg)
This is from my Old Book Collection.
![Page 13: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/13.jpg)
This is from my Old Book Collection.
![Page 14: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/14.jpg)
This is from my Old Book Collection.
![Page 15: This is from my Old Book Collection. · 2015. 12. 16. · It is these natural trigonometrical functions that are especially useful, rather than the functions expressed as ratios,](https://reader036.vdocument.in/reader036/viewer/2022081620/611bb53b1e2fd6541f512ced/html5/thumbnails/15.jpg)
This is from my Old Book Collection.