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Trigonometry equalities, inequalities and expressions - sin, cos, tan, cot
by Trigonometry » Wed May 25, 2011 6:44 am
Let tan(a) + cot(a) = b
Find [tex]tan^4a + cot^4a = ?[/tex]
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Trigonometry
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by Guest » Thu Jun 02, 2011 3:54 am
I think there is no formula for
[tex]a^4 + b^4 = ?[/tex]
Am I right?
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Guest
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by Guest » Sun Jun 05, 2011 12:57 pm
It`s [tex]B^{4}-4+\frac{2}{b^{4} }[/tex]
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Guest
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by Guest » Mon Jun 06, 2011 1:55 pm
[tex]b^{4}-4b^{2}+2[/tex]
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Guest
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by Guest » Tue Jun 07, 2011 9:05 am
Guest wrote:I think there is no formula for
[tex]a^4 + b^4 = ?[/tex]
Am I right?
Nooo))
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Guest
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