Home Maths Complex Number Skill Builder The set of all , for which is a purely ima…
Maths Complex Number Skill Builder Single Correct MCQ
Published on: August 13, 2026

The set of all , for which is a purely imaginary number, for all satisfying and , is

A
an empty set
B
equal to
C
D

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Text Solution

Verified by Experts
The correct answer is:
C

Given;

For to be purely imaginary,

i.e.,

Either or .

But is not possible

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