prove,by mathmetical induction,that
2(2)+3(2^2)+4(2^3)+.......(n+1)(2^n)=n(2^n+1)for all possitive integer n
PART B:
show that
1(2)+2(2^2)+3(2^3)+.......+98(2^98)=97(2^99)+2
請列詳細step同埋解解第2條係做d咩..感激不盡丫
更新1:
(2^n+1)
更新2:
(2^n+1) ---呢個係指2的n+1次方
AMATHS的mi[超急][10分]
2007-10-02 3:43 am
PART A:
prove,by mathmetical induction,that
2(2)+3(2^2)+4(2^3)+.......(n+1)(2^n)=n(2^n+1)for all possitive integer n
PART B:
show that
1(2)+2(2^2)+3(2^3)+.......+98(2^98)=97(2^99)+2
請列詳細step同埋解解第2條係做d咩..感激不盡丫
prove,by mathmetical induction,that
2(2)+3(2^2)+4(2^3)+.......(n+1)(2^n)=n(2^n+1)for all possitive integer n
PART B:
show that
1(2)+2(2^2)+3(2^3)+.......+98(2^98)=97(2^99)+2
請列詳細step同埋解解第2條係做d咩..感激不盡丫
回答 (1)
2007-10-02 4:01 am
✔ 最佳答案
part A 個度when n = 1...
LHS 已經唔等於 RHS
我計唔到落去
收錄日期: 2021-04-24 00:26:34
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071001000051KK04849