akmarmie
akmarmie
28-07-2014
Mathematics
contestada
how do you simplify radical expressions
81 1/4
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arkabegra
arkabegra
28-07-2014
you mean convert 81^(1/4) into a radical expression?
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Аноним
Аноним
28-07-2014
[tex]81^\frac{1}{4}=\sqrt[4]{81}=\sqrt[4]{3^4}=3\\\\-----------------------\\\\81^\frac{1}{4}=\left(3^4\right)^\frac{1}{4}=3^{4\cdot\frac{1}{4}}=3^1=3[/tex]
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