Question

Parts of Complex Numbers z=4.1i+85 Re(z)=_____ Im(z)=_____

Answer 1

Variable z = a+bi is normally used to represent a complex number.
where a is the real number of z (Re z) while b is the imaginary part of z (im z)
Therefore in this case; z=4.1 i +85, therefore
Re(z) =85
Im(z) = 4.1