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Math Problem/ Mental Lapse

 
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Jan7-05, 11:24 AM   #1
 
Angry

Math Problem/ Mental Lapse


Hi

I am having a little bit of a mental lapse right now and I was wondering if someone could help me out.

I want to write the formula as

3(cos^2(x)sin^2(x)) to the identity sin2x = 2sinxcosx

Thanks ALOT!!!!!!!
 
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Jan7-05, 11:29 AM   #2
 
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Note that:
[tex]\cos^{2}x\sin^{2}x=(\cos{x}\sin{x})^{2}=(\frac{2\cos{x}\sin{x}}{2})^{2}[/tex]
 
Jan7-05, 12:35 PM   #3
 
Thanks arildno....
 
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