Question

嘿

請問第19題怎麼算
謝謝

dim (hth
n-034
1
1
18. lim
+
+
(n+1)2 (n+2)2
0
+
o
]
(2n)2
n->
1
Z
19.
lim (1+3) (1+1)(1+1)(1+266) ... (1+22n-1)
+11+
n
2