z=1—i的模等于____,幅角主值为____,它的共轭复数是___

z=1—i的模等于____,幅角主值为____,它的共轭复数是___
z=1—i的模等于____,幅角主值为____,它的共轭复数是___

z=1—i的模等于____,幅角主值为____,它的共轭复数是___
|z|=√[1²+(-1)²]=√2
z=√2[cos(7π/4)+isin(7π/4)]
所以模是√2
辐角主值是7π/4
共轭复数是1+i