Question

20 points answer !!

Find the multiplicative inverse of (5-7i)^2

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Very important

Answer 1

(5-7i)^2=25-49-70i
           =-24-70i
multiplicative inverse of complex number z=1/z
                                                  =1/-24-70i
                                                        =-24+70i/5476

Answer 2

hope it can also help you