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JonaskBest ResponseYou've already chosen the best response.0
\[\huge\tan 7^{0}30 '=\sqrt{6}+\sqrt{2}\sqrt{3}2\]
 one year ago

JonaskBest ResponseYou've already chosen the best response.0
what is this \['\] notation
 one year ago

phiBest ResponseYou've already chosen the best response.0
the single ' means arc minutes, usually just called minutes, meaning 1/60 of a degree See http://zonalandeducation.com/mmts/trigonometryRealms/degMinSec/degMinSec.htm 30' means 30/60 of a degree or 0.5 degrees 7º 30' = 7.5º
 one year ago

sauravshakyaBest ResponseYou've already chosen the best response.0
tan(7.5) =tan(15/2) tan(15)=tan(30/2) tan(30)=1/root3
 one year ago

sauravshakyaBest ResponseYou've already chosen the best response.0
This should help tanx=2tan(x/2) /(1tan^2(x/2) ) So, dw:1358674326162:dw
 one year ago
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