【简答题】Robbie wild has been enjoying his life as a_____. He was born with perfect______, but is now completely_____ in his right ear and he can hardly hear in his left. He grew up in a _____ home environment...
【简答题】PRINT PRODUCTION MANAGER WANTED A well-known printing company, now well established in the UK and in the Far East, wishes to set up a manufacturing base in Europe. An experienced manager, responsi...
【简答题】对于函数f(x),若存在x 0 ∈R,使得f(x 0 )=x 0 ,则称x 0 为函数f(x)的不动点,若函数 f(x)= x 2 +a bx-c (b,c∈ N * ) 有且仅有两个不动点0和2,且 f(-2)<- 1 2 . (1)试求函数f(x)的表达式; (2)已知各项不为0的数列{a n }满足 4 S n ?f( 1 a n )=1 ,其中S n 表示数列{a n }的前n项和,求数列...