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sqrt2+ sqrt3+sqrt4+sqrt6 is equal to...

`sqrt2+ sqrt3+sqrt4+sqrt6` is equal to

A

`cot (7 (1)/(2))^(@)`

B

`sin (7 (1)/(2))^(@)`

C

`sin 15^(@)`

D

`cos 15^(@)`

Text Solution

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The correct Answer is:
A
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