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OpenStudy (watchmath):
Simplify (by hand): http://assets.openstudy.com/updates/attachments/4f18cea0e4b04992dd21cd1e-watchmath-1327025924042-simplify.gif
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OpenStudy (anonymous):
Wow!
OpenStudy (watchmath):
of course in a smart way
OpenStudy (anonymous):
\[324 = 41*2^2\]
OpenStudy (watchmath):
\(384=4\cdot 3^4\)
OpenStudy (anonymous):
384?
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OpenStudy (watchmath):
sorry, \(324=4\cdot 3^4\)
OpenStudy (anonymous):
Oh yeah Sorry 324 = 81*4 not 41 Typo
OpenStudy (anonymous):
joemath is here! mathematical hero
OpenStudy (anonymous):
maybe use the factorization:\[x^4+4y^4 = (x^2+2xy+2y^2)(x^2-2xy+2y^2)\]
OpenStudy (anonymous):
Haven't tried it yet, but since they are in that form it might help.
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