共50条信息
设复数\(z={{\left( \dfrac{1-i}{1+i} \right)}^{2017}}\),则\(z\)的共轭复数\(\bar{z}\)的虚部是____________.
在复平面上,复数\(i(1+i)\)对应的点位于\((\) \()\)
\(i\)是虚数单位,\(i{+}i^{2}{+}i^{3}{+…+}i^{2017}{=}({ })\)
若复数\(z\)满足\(z{⋅}\mathrm{i}^{2018}{=}3{+}4\mathrm{i}(\)其中\(\mathrm{i}\)为虚数单位\()\),则\({|}z{|} =\)_____________.
设复数\(x= \dfrac{2i}{1-i}(i\)是虚数单位\()\),则\(C\rlap{^{1}}{_{2 015}}x+C\rlap{^{2}}{_{2 015}}x^{2}+C\rlap{^{3}}{_{2 015}}x^{3}+…+C\rlap{_{2 015}}{^{2 015}}x^{2\;015}=\)____________.
已知\(i{{'}}=i\),\(i^{2}=-1\),\(i^{3}=-i\),\(i^{4}=1\),\(i^{5}=i\),由此可猜想\(i^{2006}=\)____________
\((1) \dfrac{2+2i}{{\left(1-i\right)}^{2}} +( \dfrac{ \sqrt{2}}{1+i} )^{2010}\);
\((2)\)已知复数\(z\)的共轭复数为\( \overset{¯}{z} \),且\(z\)\(· \overset{¯}{z} -3i\)\(z\)\(= \dfrac{10}{1-3i} \),求\(z\).
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