IB MAI HL Number and Algebra Topic 1.2 Sequences & Series (id: b71e3f939)

本题目来源于试卷: IB MAI HL Number and Algebra Topic 1.2 Sequences & Series，类别为 IB数学

[填空题]
The fifth term, $u_5$ , of a geometric sequence is 5. The eleventh term, $u_8$ , of the same sequence is 14.

Find d, the common difference of the sequence.
d=  .
Find $u_1$ , the first term of the sequence.
$u_1$=-  .
Find $S_{100}$ ,the sum of the first 100 terms of the sequence.
$S_{100}$=  .

参考答案:
空格1: 3  空格2: 7  空格3: 14200±0.1 


本题详细解析:

微信扫一扫，分享更方便