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Simplify. 4sqrt(-99)
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Simplify. 4sqrt(-99)

User Anaconda
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4√(-99)=4√(9\cdot(-1)\cdot11)=4\sqrt9\cdot√(-1)\cdot√(11)\\\\=4\cdot3\cdot i\cdot√(11)=\boxed{12√(11)i}

User Santonu
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