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【简答题】
有三个6Ω的电阻,若把它们串联,等效电阻是 Ω;若把它们并联,等效电阻 Ω;若两个并联后再与第三个串联,等效电阻是 Ω。
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皮皮学刷刷变学霸
举一反三
【单选题】A rational decision maker
A.
ignores marginal changes and focuses instead on “the big picture.”
B.
ignores the likely effects of government policies when he or she makes choices
C.
takes an action only if the marginal benefit of that action exceeds the marginal cost of that action
D.
takes an action only if the combined benefits of that action and previous actions exceed the combined costs of that action and previous actions
【简答题】A rational decision is one that
【简答题】在下面空格中选择填入的数学符号 “= , ≥ , ≤ , >” 或 “ H(XY) H(Y)+H(X)
【单选题】What is the first step in the Rational Decision-Making Model?
A.
developing alternatives
B.
defining the problem
C.
identifying the decision criteria
D.
weighing the decision criteria
E.
collecting relevant data
【单选题】According to the text, 'rational choice' holds that
A.
decision making is not linked with wisdom in a sense.
B.
happiness relies on short-term individual gains.
C.
individual happiness harms the broad interests of society.
D.
individual fates change with reckless greed.
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