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Grade: 12 

                        
1. Let z be a complex number such that the imaginary part of z is non zero and az2 z1 is real. Then a cannot take the value B) 1 C) 1 D) 3 324 A) -1
3 years ago

Answers : (1)

Saurabh Koranglekar
askIITians Faculty
8407 Points 
							Dear student

az2 z1 is real.

This is not clear kindly attach an image of the question

Regards
7 months ago
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