若A、B为两个对立事件，且P（A）= 0.3，则P（A+B）=_____，P（AB）=_____。
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导函数连续→原函数的斜率时连续变化的,而并没有在某点发生突变
A. 对
B. 错
如果微分方程中含有任意常数,且任意常数的个数与微分方程的阶数相同,这样的解叫微分
A. 对
B. 错
Stakeholders' power over businesses stems from their
A. ability to withdraw or withhold resources
B. ability to generate profits.
C. media impact
D. political influence.
E. stock ownership
Which of the following industries tends to generate a high level of trust from consumers and stakeholders?
A. Insurance
B. Technology
C. Banks
D. Mortgage lenders
E. Financial services
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