Complex Number – Is it purely Imaginary?
a+bi is the expression of complex numbers, a in this combination and b represent real numbers and i represents imaginary unit,
complex numbers real part is zero, use this online calculator and get your complex number problems right.
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Complex Number Calculator
Multiplication: [ (a+bi) × (a+bi) ]
Division: [ (a+bi) / (a+bi) ]
Square root: [ r1 = x+yi ; r2 = -x-yi ]
Formula:
Multiplication = (a+bi) × (a+bi)
Division = (a+bi) / (a+bi)
Square root:
r = sqrt(a² + b²)
y = sqrt((r-a) / 2)
x = b / 2y
r1 = x + yi
r2 = -x - yi