z=1-3i,zz等于.

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z=1-3i,zz等于.
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z=1-3i,zz等于.
z=1-3i,zz等于.

z=1-3i,zz等于.
z=1-3i
z*z=(1-3i)(1-3i)
=1-6i-9
=-8-6i

z^2=(1-3i)^2=1-6i+9=10-6i

z=1-3iz*z=(1-3i)(1-3i) =1-6i+9 =10-6i