问题
解答题
阅读理观察下列变形
解答下列各题: (1)填空:
(2)请用含n(n为正整数)的等式,反映上面变形规律. |
答案
(1)根据题意得:
=7×9+1
=8;64
=22×24+1
=23;232
=31×33+1
=32;322
(2)根据题意得:
=n(n+2)+1
=|n+1|=n+1.(n+1)2
故答案为:(1)64;8;232;23;322;32
阅读理观察下列变形
解答下列各题: (1)填空:
(2)请用含n(n为正整数)的等式,反映上面变形规律. |
(1)根据题意得:
=7×9+1
=8;64
=22×24+1
=23;232
=31×33+1
=32;322
(2)根据题意得:
=n(n+2)+1
=|n+1|=n+1.(n+1)2
故答案为:(1)64;8;232;23;322;32