问题 解答题
2
()
+
1
5
+
()
5
+
()
5
=2
1
4
=
1
()
+
1
()
=
1
()
+
1
()
+
1
()
=
1
()
+
1
()
+
1
()
+
1
()
答案

(1)

2
(5)
+
1
5
+
(3)
5
+
(4)
5
=2;

(2)

1
4
=
1
(8)
+
1
(8)
=
1
(8)
+
1
(12)
+
1
(24)
=
1
(9)
+
1
(72)
+
1
(12)
+
1
(24)

故答案为:5,3,4; 8,8,8,12,24,9,72,12,24.

单项选择题 B型题
单项选择题 B1型题