数学题找规律：4,7,9,11,14,15,19,x.x=? 4 9 14 19 都差5 7 11 15 19 都差4 答案19 再来一题：5,8,17,24,37,48,x. f(x)=x＾2+(-1)＾(x),x从2开始可得:5,8,17,24,37,48,65 答案65
