最小的质数除2的倒数,商是______.
最小的质数是2,2的倒数是12,
12÷2=12×12=14;
答:商是14.
故答案为:14.
已知可导函数f(x)的导函数为f'(x),且满足f(x)=3x2+2xf'(2),则f'(5)=______.
David's brother is a teacher. He works in a _____ . [ ]
A. factory
B. hospital
C. university
D. hotel