阅读下列程序:INPUT “n=” ;ni = 1f = 1WHILE f = f﹡ii = i+1WENDPRINT fEND如果程序运行后输出720,那么在程序中WHILE后面的条件是 ( )
i是虚数单位,i(1+i)等于()
设复数z=1+i(i是虚数单位),则+z2=()
i是虚数单位,=()
已知复数z=1﹣2i,那么=()