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+1 vote
2.6k views
in Complex Numbers by (50.2k points)
closed by

If (1 + i/1 - i)x = 1, then

A. x = 2n + 1
B. x = 4n
C. x = 2n
D. x = 4n + 1

1 Answer

+1 vote
by (48.8k points)
selected by
 
Best answer

B. x = 4n

⇒ ix = 1

∴ x = 4n, n ∈ N

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