2p+1 |
q |
2q-3 |
p |
2q-3 |
p |
q |
p |
3 |
p |
2q-3 |
p |
2p+1 |
q |
4q-5 |
q |
5 |
q |
2p+1 |
q |
2p+1 |
q |
p |
q |
1 |
q |
2p+1 |
q |
2q-3 |
p |
4p-1 |
p |
2p+1 |
q |
1 |
2 |
A.整数 | B.分数 | C.负数 | D.无理数 |
7 |
9 |
1 |
2 |
A.正整数集合:{0,+56,…} | ||
B.负数集合:{-3.8,-1
| ||
C.非负数集合:{+
| ||
D.小数集合:{-3.8,0.04,…} |
a2-b2 |
N |
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