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What is the value of sin30^@+cos 30^@ -t...

What is the value of `sin30^@+cos 30^@ -tan 45^@`?
`sin30^@+cos 30^@ -tan 45^@` का मान क्या होगा ?

A

`(sqrt3-1)/2`

B

`(1-sqrt3)/2`

C

`(sqrt2+1)/sqrt2`

D

`(sqrt3+1)/2`

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