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Jonask Group Title

show that

  • one year ago
  • one year ago

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  1. Jonask Group Title
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    \[\huge\tan 7^{0}30 '=\sqrt{6}+\sqrt{2}-\sqrt{3}-2\]

    • one year ago
  2. Jonask Group Title
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    what is this \['\] notation

    • one year ago
  3. phi Group Title
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    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
  4. sauravshakya Group Title
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    tan(7.5) =tan(15/2) tan(15)=tan(30/2) tan(30)=1/root3

    • one year ago
  5. sauravshakya Group Title
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    This should help tanx=2tan(x/2) /(1-tan^2(x/2) ) So, |dw:1358674326162:dw|

    • one year ago
  6. raaz95 Group Title
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    here is the solution

    • one year ago
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spraguer (Moderator)
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is replying to Can someone tell me what button the professor is hitting...

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