Home
Class 12
MATHS
The value of co s pi/5 co s.2pi / 5 c o ...

The value of `co s pi/5 co s.2pi / 5 c o s 4pi / 5 co s 8pi / 5 = `

Answer

Step by step text solution for The value of co s pi/5 co s.2pi / 5 c o s 4pi / 5 co s 8pi / 5 = by MATHS experts to help you in doubts & scoring excellent marks in Class 12 exams.

Doubtnut Promotions Banner Mobile Dark
|

Similar Questions

Explore conceptually related problems

The value of cos (pi)/(5) . cos (2 pi)/(5). cos (4 pi)/(5) . cos (8 pi)/(5) is

Find the value of cos((2pi)/5).cos(pi/5)

Knowledge Check

  • The value of cos ( pi //5) cos ( 2pi //5) cos ( 4pi //5) cos ( 8pi //5) is

    A
    `1//16`
    B
    0
    C
    `-1//8`
    D
    `-1//16`

  • The value of cos ( pi //5) cos ( 2pi //5) cos ( 4pi //5) cos ( 8pi //5) is

    A
    `1//16`
    B
    0
    C
    `- 1//8`
    D
    `- 1//16`

  • The value of cos "" (2pi)/(15) cos "" (4pi)/(15) cos "" (8pi)/(15) cos "" (14pi)/(15) is

    A
    `1/16`
    B
    `1/8`
    C
    `1/12`
    D
    `1/4`

    • Similar Questions

    Explore conceptually related problems

    cos(pi/5)cos((2pi)/5)cos((4pi)/5)cos((8pi)/5)=

    The value of cos""(pi)/(15)cos""(2pi)/(15)cos""(4pi)/(15)cos""(8pi)/(15) is

    The value of cos frac{pi} {5} cos frac{2pi} {5} cos frac{4pi} {5} cos frac{8pi} {5} = ............... A) (1)/(16) B) 0 C) (-1)/(8) D) (1)/(8)

    The value of cos(pi)/(8)cos(3 pi)/(8)cos(5 pi)/(8)cos(7 pi)/(8) is equal to

    The value of cos "" (pi)/( 15) cos "" (2pi )/( 15)cos "" ( 3pi )/( 15)cos"" ( 4pi )/( 15)cos "" ( 5pi )/( 15) cos ""( 6pi)/( 15)cos "" ( 7 pi )/( 15) is

    Home
    Profile