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12-10-2020
Mathematics

contestada

Which expression is equivalent to V-80 ?
0 -4.75
O-4V51
O 451
O 4.5

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jimthompson5910 jimthompson5910

12-10-2020

[tex]i = \sqrt{-1}\\\\\\\sqrt{-80} = \sqrt{-1*16*5}\\\\\\\sqrt{-80} = \sqrt{-1}*\sqrt{16}*\sqrt{5}\\\\\\\sqrt{-80} = i*4*\sqrt{5}\\\\\\\sqrt{-80} = 4i\sqrt{5}\\\\\\[/tex]

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