The equivalent impedance Z of two impedances Z1 and Z2 in parallel is given by the formula 1/Z = 1/Z1 + 1/Z2.
If Z1 = 3 + j2 and Z2 = 1 - j3, calculate Z giving your answer in the following form:
r(cos 0 + j sin 0) where 0 is in radians. Take 0 as theta.