A．該數(shù)列的奇數(shù)項(xiàng)a₁，a₃，a₅，…成等比數(shù)列，偶數(shù)項(xiàng)a₂，a₄，a₆，…成等差數(shù)列

B．該數(shù)列的奇數(shù)項(xiàng)a₁，a₃，a₅，…成等差數(shù)列，偶數(shù)項(xiàng)a₂，a₄，a₆，…成等比數(shù)列

C．該數(shù)列的奇數(shù)項(xiàng)a₁，a₃，a₅，…分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

D．該數(shù)列的偶數(shù)項(xiàng)a₂，a₄，a₆，…分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

如果數(shù)列滿足：首項(xiàng)那么下列說法中正確的是

A．該數(shù)列的奇數(shù)項(xiàng)成等比數(shù)列，偶數(shù)項(xiàng)成等差數(shù)列

B．該數(shù)列的奇數(shù)項(xiàng)成等差數(shù)列，偶數(shù)項(xiàng)成等比數(shù)列

C．該數(shù)列的奇數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

D．該數(shù)列的偶數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

如果數(shù)列滿足：首項(xiàng)那么下列說法中正確的是

A．該數(shù)列的奇數(shù)項(xiàng)成等比數(shù)列，偶數(shù)項(xiàng)成等差數(shù)列

B．該數(shù)列的奇數(shù)項(xiàng)成等差數(shù)列，偶數(shù)項(xiàng)成等比數(shù)列

C．該數(shù)列的奇數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

D．該數(shù)列的偶數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

如果數(shù)列滿足：首項(xiàng)那么下列說法正確的是（  ）

   A．該數(shù)列的奇數(shù)項(xiàng)成等比數(shù)列，偶數(shù)項(xiàng)成等差數(shù)列

   B．該數(shù)列的奇數(shù)項(xiàng)成等差數(shù)列，偶數(shù)項(xiàng)成等比數(shù)列

C．該數(shù)列的奇數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

   D．該數(shù)列的偶數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

如果數(shù)列滿足：首項(xiàng)那么下列說法正確的是（    ）

       A．該數(shù)列的奇數(shù)項(xiàng)成等比數(shù)列，偶數(shù)項(xiàng)成等差數(shù)列

       B．該數(shù)列的奇數(shù)項(xiàng)成等差數(shù)列，偶數(shù)項(xiàng)成等比數(shù)列

       C．該數(shù)列的奇數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列

       D．該數(shù)列的偶數(shù)項(xiàng)分別加4后構(gòu)成一個(gè)公比為2的等比數(shù)列