Can we NOT solve x^4+64=0 like this?
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Harvard University Admission Entrance Tricks | Radical Algebra Aptitude Test
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O Mais Antigo Problema Não Resolvido da Matemática
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A challenging equation for all precalculus students!
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How to really solve sin(x^2)=sin(x)
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so you want a VERY HARD math question?!
5:46
Huh? How do you solve this? Functional equation for precalculus students
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Solving x^5=1
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