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【简答题】
求下列复数的运算． (1)把复数z=一1+3i表示成指数形式； (2)计算复数 ； (3)解方程z3+1=0．
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皮皮学刷刷变学霸
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【简答题】We run ___________races and ___________races. The races are exciting.
【单选题】搜索命令computer adventure games，翻译过来是()。
A.
computer(AND)adventure(AND)games
B.
computer(OR)adventure(OR)games
C.
computer(AND)game(NOT)adventure
【单选题】After his adventure, Nick expected to be ______ .
A.
rich
B.
important
C.
famous
D.
an adventure
【简答题】The Adventure Guides Program New Member Information for the Adventure Guides Program ( for children aged 4—12) What Is the Adventure Guides Program All about? The objectives of the program are: ● Fost...
【单选题】Yet not all of these races are (intellectual inferior) to the European races, (and) some may even have (a) freshness and vitality that can renew the 9energies) of more advanced race.
A.
intellectual inferior
B.
and
C.
a
D.
energies
【单选题】Thousands of local adventure races take place all over the globe every year.
A.
True.
B.
False.
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