Class 11 Maths Complex Numbers Complex Number

Complex Number

Complex number is of the form a +ib where a is real part and b is imaginary part. Here i = √ -1

 E.g.: 2+ i3 ;  7+ i9 etc

Complex Numbers are used in many scientific fields.

 Two complex numbers are equal if:

  • Real parts are equal
  • Imaginary parts are equal

E.g. Two complex numbers z1 = a + ib and z2 = c + id are equal if a = c and b = d.

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