Savia Asked a Question
September 7, 2020 12:36 pmpts 30 pts
Z-1 If the number Z+1 is purely imaginary, then (A) a=1 (B) z>1 (C) 2<1 (D) z2
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  • Abhijeet Gaurav Best Answer
    Answer is (A). |z| = 1
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  • Deepak singh thankyou
    put z=x+iy ..see attached solution
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  • Deepak singh
    option a is correct
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