18-03-2015
Mathematics

contestada

find the difference?
-i-2-(6-4i) - (5-2i)

find each product?
(2+4i)(-1+3i)

Respuesta :

konrad509 konrad509

18-03-2015

[tex] -i-2-(6-4i) - (5-2i)=\\ -i-2-6+4i-5+2i=\\ -13+5i\\\\ (2+4i)(-1+3i)=\\ -2+6i-4i-12=\\ -14+2i[/tex]

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