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  • Tell me? - Complex numbers and quadratic equations - JEE Main-16

Let z is a complex number such that z+\bar{z}= 2 then Re\left ( z \right ) equals

  • Option 1)

    1

  • Option 2)

    2

  • Option 3)

    3

  • Option 4)

    4

 

Answers (1)

best_answer

\because \: Re\left ( z \right )=\frac{z+\bar{z}}{2}\: \Rightarrow \: Re\left ( z \right )=\frac{2}{2}=1

\therefore Option (A)

 

Properties of Conjugate of a Complex Number -

Re(z)=\frac{z+\bar{z}}{2}

- wherein

Re(z) denotes real part of z

\bar{z} denotes conjugate of z

 

 


Option 1)

1

This is correct

Option 2)

2

This is incorrect

Option 3)

3

This is incorrect

Option 4)

4

This is incorrect

Posted by

divya.saini

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