__Equality of a complex number__

**Two complex numbers are said to be equal, if their real and imaginary parts are equal**.

*Example:*

, then,

__Addition and subtraction of a complex number__

**Addition or subtraction of real part and imaginary part is done separately.**

Addition or subtraction of complex number is defined as follows:

__Addition__

__Subtraction__

*Example *

Solve

__Question 1__

Solve

*Solution*

__Question 2__

Solve

*Solution*

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