若n为大于3的整数,则n3-3n2+2n( )
A:能被3整除不一定能被6整除
B:能被6整除不一定能被12整除
C:能被12整除不一定能被24整除
D:以上说法都不对
函数y=x2+1+2xx>0的最小值是( )
— Mike, who helped make the paper plane?
— Nobody! I made it all by myself.