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03-09-2018
Mathematics

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[tex]( -4 - \sqrt{ - 6) {?}^{2} } [/tex]
how to perform the operation

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03-09-2018

[tex] \bf -4-\sqrt{(-6)^2}\implies -4-(-6)\implies \stackrel{\textit{recall minus times minus is \underline{plus}}}{-4+6\implies 2} [/tex]

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