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Z is a complex number and Z.barZ=0, it i...

Z is a complex number and Z.`barZ=0`, it is true only when

A

a)Re(z)=0

B

b)Im(z)=0

C

c)Re(z)+Im(z)=0

D

d) z is not equal to 0

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 4-EXERCISE
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