pikapikalover16 pikapikalover16
  • 09-04-2018
  • Mathematics
contestada

Which choice is equivalent to the expression below? √-121

A. -11
B. √11i
C. -√11
D. 11i
E. -√11i

Respuesta :

jdoe0001 jdoe0001
  • 09-04-2018
[tex]\bf \sqrt{-121}\implies \sqrt{(-1)(121)}\implies \sqrt{-1}\cdot \sqrt{121} \\\\\\ i\cdot \sqrt{11^2}\implies i\cdot 11\implies 11i[/tex]
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lianigranillo
lianigranillo lianigranillo
  • 09-04-2018
the answer would be d.11i
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