1, 9, 7, 27, 13, ( ), 19, 63A.25 B.33 C.45 D.54

1, 9, 7, 27, 13, ( ), 19, 63

A.25 B.33 C.45 D.54


相关考题:

28  3 , 3 , 5 , 7 , 9 , 13 , 15 ,(),()A  19 , 21B  19 , 23C  21 , 23D  27 , 30

According to Figure 3, clasts and matrix particles having diameters greater than or equal to 0.5 mm made up approximately what percent of the total mass of the combined samples?A.13%B.33%C.63%D.83%

1,3,3,5,7,9,13,15(),()A:19,21;B:19,23;C:21,23;D:27,30;

1/3,3/9,2/3,13/21,()A.17/27;B.17/26;C.19/27;D.19/28;

1,9,7,27,13,( ),19,63A.25B.33C.45D.54

设随机变量X~B(2,p),Y~B(3,p),若P(X≥1)=5/9,则P(Y≥1)=A.13/27B.17/27C.19/27D.23/27

模30的简化剩余系是()A.1,7,11,13,17,19,23,29B.1,5,7,13,19,23,27,29C.0,1,2,3,4,5,6D.7,11,13,17,21,23,29

2、设随机变量X~B(2,p),Y~B(3,p),若P(X≥1)=5/9,则P(Y≥1)=A.13/27B.17/27C.19/27D.23/27

1、18-7;18-9;18-13;18-15;18-18;18-19:18-20;18-22;18-24;18-26;18-27;18-30;