There are ____ multiple hinges in the structure.[img=329x283]1802e87177b63b1.jpg[/img]
A: 3
B: 4
C: 5
D: 6
A: 3
B: 4
C: 5
D: 6
举一反三
- There are ____ multiple hinges in the structure.[img=792x393]1802e87171ba6f5.jpg[/img] A: 2 B: 3 C: 4 D: 5
- 求不定积分[img=115x46]17da65382f8e1b9.png[/img]; ( ) A: x - (5*log(x + 1))/4 - (3*log(x - 3)) B: (5*log(x + 1))/4 - (3*log(x - 3)) C: x - (5*log(x + 1))/4 - (3*log(x - 3))/4 D: (5*log(x + 1))/4 - (3*log(x - 3))/4
- 将下列表中的计算机故障排除步骤进行正确排序[img=290x164]17e0aaa37bb0959.png[/img] A: 6 2 1 4 3 5 B: 4 6 3 5 1 2 C: 5 4 2 1 6 3 D: 2 5 3 1 4 6 E: 1 3 6 2 5 4 F: 3 5 6 4 1 2
- 设随机变量X的密度函数为[img=452x125]1803b3b762030cd.png[/img]且E(X)=3/5,则常数a, b为 A: a=3/5, b=6/5 B: a=6/5, b=3/5 C: a=2/5, b=4/5 D: a=4/5, b=2/5
- 根据次序规则排列下列基团的优先次序,正确的是:[img=557x35]17de8bc62c40c01.jpg[/img] A: (3)>;(2)>;(6)>;(4)>;(5)>;(1) B: (5)>;(4)>;(1)>;(6)>;(2)>;(3) C: (4)>;(5)>;(1)>;(6)>;(3)>;(2) D: (6)>;(1)>;(2)>;(5)>;(3)>;(4)