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The value of cos1^(@). Cos2^(@)……….. Cos...

The value of `cos1^(@). Cos2^(@)……….. Cos179^(@)` is

A

`1/sqrt(2)`

B

0

C

1

D

`-1`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The value of cos0 cos1^(@)cos2^(@) ……………. cos179^(@) cos180^(@) is :

    A
    `-1`
    B
    `0`
    C
    `1`
    D
    `(1+sqrt(2))/(2)`

  • The value of cos1^(@)cos2^(@)cos3^(@)…cos180^(@) is

    A
    0
    B
    1
    C
    `(sqrt(3))/(2)`
    D
    `(1)/(2)`

  • The value of cos 1^(@) cos 2^(@) cos3^(@)"…………" cos 179^(@) is

    A
    `1 // sqrt(2)`
    B
    0
    C
    1
    D
    none of these

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