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If A=cos^(2)""(3pi)/5 + cos^(2)""(4pi)/5...

If `A=cos^(2)""(3pi)/5 + cos^(2)""(4pi)/5 , B= cos^(2)""(pi)/8 + sin^(2)""(3pi)/8, C= " cosec " 10^(@) - sqrt(3) sec 10^(@) ` then

A

`A lt C lt B`

B

`A gt C gt B `

C

` A lt b lt C `

D

`A gt B gt C `

Text Solution

Verified by Experts

The correct Answer is:
C
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