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The value of (sin^2 60^@- cos^2 45^@+ se...

The value of `(sin^2 60^@- cos^2 45^@+ sec 60^@+ cos^2 40^@+ cos^2 50^@)` is equal to:
`(sin^2 60^@- cos^2 45^@+ sec 60^@+ cos^2 40^@+ cos^2 50^@)` का मान किसके बराबर है?

A

`13/4`

B

`7/2`

C

`11/4`

D

`9/14`

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