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sabika13
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How do I prove this: (secxcosx)(cscxsinx)=tanx/(1+tan^2x)
 one year ago
 one year ago
sabika13 Group Title
How do I prove this: (secxcosx)(cscxsinx)=tanx/(1+tan^2x)
 one year ago
 one year ago

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sabika13 Group TitleBest ResponseYou've already chosen the best response.0
left side: (1cos^2x)/cosx * (1sin^2x)/sinx (sin^2xcos^2x)/(sinxcosx) sinxcosx is that right?
 one year ago

savvers Group TitleBest ResponseYou've already chosen the best response.0
you have a calculater?
 one year ago

savvers Group TitleBest ResponseYou've already chosen the best response.0
with the sin cos
 one year ago

sabika13 Group TitleBest ResponseYou've already chosen the best response.0
yeah i do, but imnot suppose to use a calculator for this
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
\[(1/\cos\cos)(1/\sin\sin)=[ (1\cos^2)/\cos][(1\sin^2)/\sin]=(\sin^2/\cos)(\cos^2/\sin)\]
 one year ago
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