ba7gg5sTiespoo ba7gg5sTiespoo

19-07-2016
Mathematics

contestada

simplify the radicals square root27 square root 80 square root 243

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dalendrk dalendrk

23-07-2016

[tex]Use\ \sqrt{a\cdot b}=\sqrt{a}\cdot\sqrt{b}\\\\\sqrt{27}=\sqrt{9\cdot3}=\sqrt9\cdot\sqrt3=\boxed{3\sqrt3}\\\\\sqrt{80}=\sqrt{16\cdot5}=\sqrt{16}\cdot\sqrt5=\boxed{4\sqrt5}\\\\\sqrt{243}=\sqrt{81\cdot3}=\sqrt{81}\cdot\sqrt3=\boxed{9\sqrt3} [/tex]

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