#### description

- Modulus of Complex Number
- Conjugate of Complex Number

#### notes

For any two compex numbers `z_1 and z_2` , we have

1) `|z_1z_2|= |z_1||z_2|`

2) `|z_1/z_2|`= `|z_1|/|z_2|` provided `|z_2| ≠ 0`

3) `bar(z_1z_2)= bar z_1 bar z_2`

4) `bar(z_1 ± z_2)= bar z_1 ± bar z_2`

5)` bar (z_1/z_2)= bar z_1/bar z_2` provided `z_2 ≠ 0.`

#### Shaalaa.com | The modulus and the conjugate of Complex number

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