helena2516 helena2516

05-01-2022
Mathematics

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Simplify the expression to a + bi form
[tex] - \sqrt{4 } + \sqrt{ - 48} + \sqrt{121} - \sqrt{ - 108} [/tex]

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LammettHash LammettHash

05-01-2022

-√4 + √(-48) + √121 + √(-108)

= -√(2²) + √(-1 • 3 • 4²) + √(11²) + √(-1 • 2² • 3³)

= -2 + 4√3 i + 11 + 6√3 i

= 9 + 10√3 i

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