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If a > 0 and z = (1 + i)^2/a - i , has magnitude √2/5, then bar (z) is equal to :

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If a > 0 and z = (1 + i)2/a - i , has magnitude √2/5, then bar (z) is equal to :

(1)  -1/5 + 3/5 i

(2)  -1/5 - 3/5 i

(3)  1/5 - 3/5 i

(4)  -3/5 - 1/5 i

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Correct option  (2)  -1/5 - 3/5 i

Explanation:

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