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设函数f(x)在(-∞,+∞)上有定义,在区间[0,2]上,f(x)=x(x2-4).若对任意的x都满足f(x)=kf(x+2),其中k为常数. (1) 写出f(x)在[-2,0]上的表达式. (2)问k为何值时,f(x)在x=0处可导.
Do the following statements agree with the information given in the textWrite TRUE if the information in the text agrees with the statement.Write FALSE if the information in the text contradicts the statement.Write NOT GIVEN if there is no information on this. Tall people are more likely to suffer from heart disease.()
The European welfare state ______ is generally wider than the American one.
SECTION 4 Questions 31-40Questions 31-33Complete the following notes on differences you might notice when you go home using NO MORE THAN THREE WORDS for each gap.· friends and family might not 31. ______ your new ideas· less 32.______· people not very interested in hearing about your experiences· people may be intimidated by your qualifications, or may envy your opportunities· pressure from your family to be 33.______ at work 31()