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Hannah_Ahn
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prove the identity:
\[\left( \cot x  1 \over 1  \tan x\right) = \left( \csc x \over \sec x \right)\]
 2 years ago
 2 years ago
Hannah_Ahn Group Title
prove the identity: \[\left( \cot x  1 \over 1  \tan x\right) = \left( \csc x \over \sec x \right)\]
 2 years ago
 2 years ago

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satellite73 Group TitleBest ResponseYou've already chosen the best response.1
left hand side is \[\frac{\frac{1}{b}}{\frac{1}{a}}=\frac{a}{b}\]
 2 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
sorry that was right hand side
 2 years ago

Hannah_Ahn Group TitleBest ResponseYou've already chosen the best response.0
it's okay (:
 2 years ago

satellite73 Group TitleBest ResponseYou've already chosen the best response.1
left hand side is \[\frac{\frac{a}{b}1}{1\frac{b}{a}}=\frac{a^2ab}{abb^2}=\frac{a(ab)}{b(ab)}=\frac{a}{b}\] so there are the same. there is no trig here
 2 years ago

Hannah_Ahn Group TitleBest ResponseYou've already chosen the best response.0
that is an awesome way to prove it! you are amazing! thanks!!!
 2 years ago
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