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32+132−1+52+152−1+72+172−1+92+192−1+112+1112−1+132+1132−1=
题目详情
32+1 |
32−1 |
52+1 |
52−1 |
72+1 |
72−1 |
92+1 |
92−1 |
112+1 |
112−1 |
132+1 |
132−1 |
▼优质解答
答案和解析
+
+
+
+
+
,
=6+
+
+
+
+
+
,
=6+
−
+
−
+
−
+
−
+
−
+
−
,
=6+
−
,
=6
.
32+1 |
32−1 |
52+1 |
52−1 |
72+1 |
72−1 |
92+1 |
92−1 |
112+1 |
112−1 |
132+1 |
132−1 |
=6+
2 |
2×4 |
2 |
4×6 |
2 |
6×8 |
2 |
8×10 |
2 |
10×12 |
2 |
12×14 |
=6+
1 |
2 |
1 |
4 |
1 |
4 |
1 |
6 |
1 |
6 |
1 |
8 |
1 |
8 |
1 |
10 |
1 |
10 |
1 |
12 |
1 |
12 |
1 |
14 |
=6+
1 |
2 |
1 |
14 |
=6
3 |
7 |
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