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Let there be atleast one complex number z such thatmod (z-mi) = m+5mod (m-4) < 3Then fi
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Circle : |z-mi| = m+5, centre = (0,m) and radius = m+5 >= 0
=> m >= -5...........(1)
Given : |m-4| < 3 => -3 < m-4 < 3
1 < m < 7................(2)
from (1) amd (2) : 1 < m < 7
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Bipin Kumar Dubey Chemical Dept. IIT Kharagpur |
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