设复数z满足i(z+1)=-3+2i,则z的实部为________.
复数=( ).
A.-- i B.-+ I C. - i D. + i
=( ).
A.2-i B.1-2i
C.-2+i D.-1+2i
计算下列各式:
(1)(2-i)(-1+5i)(3-4i)+2i;
(2) .
复数z与(z+2)2-8i均为纯虚数,则z=________.
如果复数z= (b∈R)的实部和虚部互为相反数,则b=________.