virtus
prove that (sin 2theta +1)/cos2theta =(cos theta +sin theta)/(cos theta sin theta)



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TuringTest
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is that \[\sin(2\theta)\]or\[\sin^2\theta\]?

virtus
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sin(2θ)

FoolForMath
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Multiply the numerator and denominator of the right hand side by \( (\cos \theta + \sin \theta )\) and the result should follow instantly.

virtus
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alright lemme try

virtus
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\[[( \sin 2\theta +1)/ \cos2\theta ] \times(\cos \theta +\sin \theta)\]

virtus
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is this what you asked me to do?

TuringTest
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no that's the lefthand side
do the other side instead

virtus
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OHH I SEEE

virtus
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i got the answer hurray!

virtus
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i have another question i need help with

virtus
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prove that \[\cos 4x =8\cos ^{4}x  8\cos ^{2}x +1\]

FoolForMath
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New thread please :)

virtus
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ok