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Simplify 3.3√40-4.3√320-3√5​

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User Hans Z
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1 Answer

6 votes


\displaystyle\\~~~~3.3√(40)-4.3√(320)-3√(5)=\\\\=3.3√(4*10)-4.3√(64*5)-3√(5)=\\\\=3.3*2√(10)-4.3*8√(5)-3√(5)=\\\\=6.6√(10)-34.4√(5)-3√(5)=\\\\=\boxed{\bf6.6√(10)-37.4√(5)}

answered
User LJG
by
8.0k points
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