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tolli
Group Title
How to verify the following identitie:cot(t)+tan(t)/cot(t)=sec^2t
 one year ago
 one year ago
tolli Group Title
How to verify the following identitie:cot(t)+tan(t)/cot(t)=sec^2t
 one year ago
 one year ago

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getusel Group TitleBest ResponseYou've already chosen the best response.0
\[\frac{ \cot(t)tant }{ \cot(t) }=\frac{ \frac{ cost }{ sint }\frac{ sint }{cost } }{ \frac{ cost }{sint } }=\frac{ \frac{ \cos ^{2}t+\sin ^{2}t }{sintcost } }{ \frac{ cost }{ sint }}\] \[\frac{ 1 }{sint cost }.\frac{ sint }{ cost }=\frac{ 1 }{\cos ^{2}t }=\sec ^{2}t\]
 one year ago

getusel Group TitleBest ResponseYou've already chosen the best response.0
proof is completed
 one year ago
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