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Mathematics 20 Online
OpenStudy (anonymous):

Simplify: 3+5i/1-i

OpenStudy (anonymous):

(3+5i)(1+i)/((1-i)(1+i) =(3+8i+5i^2)/(1-i^2) =(-2+8i)/(2) (Since i^2 = -1) =(-1+4i)

OpenStudy (anonymous):

Thank you!

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