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Preform the indicated operation. Write your answer in proper a + bi form. HELP!! (4 +√-6) + (8-√-294) -(21 + √-216)
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Preform the indicated operation. Write your answer in proper a + bi form.

HELP!!
(4 +√-6) + (8-√-294) -(21 + √-216)

User NotJay
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1 Answer

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(4 +√(-6)) + (8-√(-294)) -(21 + √(-216))=\\ 4+\sqrt6i+8-7\sqrt6i-21-6\sqrt6i=\\ -9-12\sqrt6i
User Mgsxman
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