Recommended Questions
- prove that 4cos(2pi)/7*cospi/7-1=2cos(2pi)/7
04:36
|
Playing Now - Prove that 4cos(2pi)/7dotcospi/7-1=2cos(2pi)/7dot
04:18
|
Play - If [(cos (2pi)/7,-sin (2pi)/7),(sin (2pi)/7,cos (2pi)/7)]^k=[(1,0),(0,...
04:00
|
Play - Prove that 4cos((2pi)/7).cos(pi/7)-1=2cos((2pi)/7).
04:14
|
Play - Statement I sin((2pi)/(7))+sin((4pi)/(7))+sin((8pi)/(7))=- 1/2. Stat...
04:26
|
Play - Prove that cos. (2pi)/(7). Cos. (4pi)/(7). Cos. (8pi)/(7)=(1)/(8)
06:01
|
Play - सिद्ध कीजिए की cos ""(2pi)/( 7)+ cos ""( 4pi)/( 7)+cos ""( 6pi)/( 7)...
05:38
|
Play - Prove that,"cosec" (2pi)/7 + "cosec" ( 3pi)/7 = "cosec" pi/7
05:24
|
Play - కింది వాటిని నిరూపించండి. cos 2pi/7 *cos 4pi/7 * cos 8pi/7 =1/8
06:34
|
Play