10.如果數(shù)列{an}滿足是首項(xiàng)為1.公比為2的等比數(shù)列.則a100等于( ) A.299 B.2100 C.25050 D. 24950 查看更多

 

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如果數(shù)列{an}滿足是首項(xiàng)為1,公比為2的等比數(shù)列,則a100等于
[     ]
A.2100
B.299
C.25050
D.24950

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如果數(shù)列{an}滿足是首項(xiàng)為1,公比為2的等比數(shù)列,則a100等于

[  ]

A.2100

B.299

C.25050

D.24950

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如果數(shù)列{an}滿足:首項(xiàng)a1=1,且an+1=那么下列說法中正確的是(    )

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

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如果數(shù)列{an}滿足:首項(xiàng)a1=1且那么下列說法中正確的是( )
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)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)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

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如果數(shù)列{an}滿足:首項(xiàng)a1=1且那么下列說法中正確的是( )
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)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)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

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