mwickerh mwickerh

19-11-2014
Mathematics

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preform the operation (answer in a+bi form) (i meaning imaginary number).
[tex](3+ \sqrt{9}(2- \sqrt{-25} [/tex]

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konrad509 konrad509

19-11-2014

[tex](3+\sqrt9)(2-\sqrt{-25})=\\ (3+3)(2-5i)=\\ 6(2-5i)=\\ 12-30i[/tex]

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