 | Charles Davies - 1830 - 318 halaman
...logarithmic cosine from 20. And R3 cosec. =-: — , or log. cosec.=2 log. R— log. sine =20— log. sine ' sine ; that is, the logarithmic cosecant is found...subtracting the logarithmic sine from 20. It has been shown (37), that R3 =tang. X cotang. ; therefore, 2 log. R.=log. tang.-flog. cotang; or, 20=log. tang. -flog,... | |
 | Robert Gibson - 1833 - 436 halaman
...logarithmic cosine from 20. R2 • Andcosec. = — , or log. cosec. =2 log. R — log. sine =20 sme — log. sine ; that is, the logarithmic cosecant is found...the logarithmic sine from 20. It has been shown that R2=tang. X cotang; therefore, 2 log. R.=log. tang.+log. cotang; or, 20=log. tang.+log. cotang. 25.... | |
 | Adrien Marie Legendre - 1836 - 394 halaman
...cosine from 20. And R2 cosec . = , or log. cosec.=2 log. R — log. sine— 20 — log. sine ' '• sine ; that is, the logarithmic cosecant is found...shown that R2— tang, x cotang. ; therefore, 2 log. R=:log. tang. + log. cotang.; or 20=log. tang.+log. cotang. The column of the table, next to the column... | |
 | Adrien Marie Legendre - 1837 - 376 halaman
...logarithmic cosine from 20. And j> 2 cosec. = , or log. cosec.=2 log. R — log. sine =20 — log. sine sine ; that is, the logarithmic cosecant is found...the logarithmic sine from 20. It has been shown that R2=tang. x cotang. ; therefore, 2 log. R=log. tang. + log. cotang.; or 20— log. tang. + Iog. cotang.... | |
 | Adrien Marie Legendre - 1839 - 372 halaman
...logarithmic cosine from 20, And R2 cosec. = , or log. cosec.=2 log. R — log, sinezr20 — log. sine sine ; that is, the logarithmic cosecant is found...therefore, 2 log. R— log. tang. + log. cotang.; or 20=nlog. tang. + log. cotang. The column of the table, next to the column of sines, and on the right... | |
 | Charles Davies - 1849 - 372 halaman
...the logarithmic cosine from 20. And cosec. = , or log. cosec.=2 log. R—log. sine =20—log. sine sine ; that is, the logarithmic cosecant is found by subtracting the logarithmic sine from 20. The column of the table, next to the column of sines, and on the right of it, is designated by the... | |
 | Elias Loomis - 1855 - 192 halaman
...=20—log. sine. That is, The logarithmic secant is found by subtracting the logarithmic cosine from 20; and the logarithmic cosecant is found by subtracting the logarithmic sine from 20. Thtfs .we have found the logarithmic sine of 24° 27' 34" to be 9.&17051. The logarithmic cosine of... | |
 | George Roberts Perkins - 1856 - 460 halaman
...this we see that The logarithmic secant is found by subtracting the logarithmic cosine from 20 ; and the logarithmic cosecant is found by subtracting the logarithmic sine from 20. EXAMPLES. <*. 1. Find the logarithmic secant and cosecant of 41° 41'. 20. 20. sin. 41° 41'= 9.822830;... | |
 | Elias Loomis - 1859 - 372 halaman
...sine. That is, The logarithmic secant is found by subtracting the logarithmic cosine from 20 ; and the logarithmic cosecant is found by subtracting the logarithmic sine from 20. Thus we have found the logarithmic sine of 24° 27' 34" to be 9.617051. PLANE TRIGONOMETRY. 31 The... | |
 | Elias Loomis - 1871 - 302 halaman
...sine. That is, The logarithmic secant is found by subtracting the logo* rilhmic cosine from 20; and the logarithmic cosecant is found by subtracting the logarithmic sine from 20. Thus we have found the, logarithmic sine of 24° 27' 34' to be 9.617051. The logarithmic cosine of... | |
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The column of the table, next to the column of sines, and on the right of it, is designated by the letter D. This column is calculated in the following manner. Opening the table at any page, as 42, the sine of 24°... 