(sin(-660^@)tan(1050^@)sec(-420^@))/(cos...

`(sin(-660^@)tan(1050^@)sec(-420^@))/(cos(225^@)cosec(315^@)cos(510^@))=`

A

1) `sqrt3/4`

B

2) `sqrt3/2`

C

3) `2/sqrt3`

D

4) `4/sqrt3`

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