JEE Main 2020MathematicsComplex NumberMediumMCQ

JEE Main 2020 — Complex Number Question with Solution

JEE Main 2020 (02 Sep Shift 2)

Question

The imaginary part of 3+2-5412-3-2-5412,can be

Choose an option

Show full solutionCorrect option: B
Correct answer
B-26

Step-by-step explanation

|3+2-54|=9+216=15

3+2-541/2=±15+32+i15-32

=±3+i6 

Also 3-2-541/2=±3-i6 

Hence 3+2-541/2-3-2-541/2 

=±26i or ±6 

Hence, imaginary part =±26

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Complex Number chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2020, covering the Complex Number chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.