filmov
tv
Prove the following identities \( (\operatorname{cosec} x-\sin x)(\...
Показать описание
Prove the following identities
\( (\operatorname{cosec} x-\sin x)(\sec x-\cos x)(\tan x+\cot x)=1 \)
\( (\operatorname{cosec} x-\sin x)(\sec x-\cos x)(\tan x+\cot x)=1 \)
0:07:57
0:05:12
0:07:37
0:24:51
0:07:23
0:00:33
0:04:36
0:02:39
0:10:34
0:05:45
0:02:46
0:13:17
0:27:57
0:04:01
0:11:56
0:02:03
0:00:33
0:02:54
0:01:57
0:01:48
0:01:36
0:02:06
0:03:12
0:24:28