【简答题】已知函数f(x)满足2axf(x)=2f(x)-1,f(1)=1,设无穷数列{a n }满足a n+1 =f(a n ). (1)求函数f(x)的表达式; (2)若a 1 =3,从第几项起,数列{a n }中的项满足a n <a n+1 ; (3)若1+ 1 m <a 1 < m m-1 (m为常数且m∈N,m≠1),求最小自然数N,使得当n≥N时,总有0<a n <1成立.
【简答题】熟悉各种在线翻译工具,并将下面文字翻译成中文: Authority of the Board of Directors The Board of Directors shall be highest body of authority of the Company and shall decide all major issues of the Company. The powers and fu...
【单选题】听力原文: The First Amendment of the Constitution in the United States protects citizens' rights to free speech. Yet, more and more people have called for censorship. They have expressed their outrage for...
A.
Because they believe that they arch’t protected by the First Amendment.
B.
Because they believe it is illegal to burn the U. S. flag.
C.
Because they believe some people are taking advantage of the First Amendment.
D.
Because they believe that artists should do a better job.