babydoll332
Find an exact value.
tan 75°



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SNSDYoona
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tan(45 + tan 30 )

Lol9999
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3.7320508075688772935274463415059

babydoll332
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2 + sq 3

SNSDYoona
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do u have a formula sheet? it shows
tan ( A + B ) = (tan A + tan B)/ (1  tanAtanB)

SNSDYoona
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just use ur formula sheet ==

babydoll332
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dw:1345655898504:dw

ghazi
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\[\frac{ \tan a + \tan b }{ 1 \tan a* \tan b }= \frac{ \tan 45+ \tan 30 }{ 1 \tan45\tan30 }=\frac{ 1+1/\sqrt3 }{ 11*1/\sqrt3 }=3.73205\]

RaphaelFilgueiras
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@babydoll332 your ansewer is rigth