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Grade 12th passAlgebra

Complex Numbers
Please answer question no 19 in the following image.

Question image for Complex Numbers Please answer question no 19 in t
Profile image of Anshuman Mohanty
10 Years agoGrade 12th pass
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1 Answer

Profile image of krunal
ApprovedApproved Tutor Answer10 Years ago
z=i^i.,
logz=ilogi,
logz= ilog(1i)
logz= i(log1+logi)
logz=i(o+ipie/2)       [ argi=pie/2]
logz= -pie/2
z=e-pie/2