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Grade 11Algebra

(1-i)6 +(1-i)3=

Profile image of CHANDRA KIRAN
11 Years agoGrade 11
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1 Answer

Profile image of rajat Bansal
ApprovedApproved Tutor Answer11 Years ago
(1-i)^2=-2i
so we can write the question like this
 ( (1-i)^2 )^3+(1-i)(1-i)^2
(-2i)^3 +(1-i)(-2i)
8i-2i-2
6i-2