2MORE-XUHUI 14

来源：学生作业帮编辑：大师作文网作业帮分类：数学作业时间：2024/11/12 01:25:34

2MORE-XUHUI 14

a1=a
a2=1/2(90-a1)
a3=1/2(90-a2)
an=1/2[90-a(n-1)]=45-1/2a(n-1)
x-an=-1/2[x-a(n-1)]
an=-3x/2-1/2a(n-1)
-3x/2=45,x=30
30-an=-1/2[30-a(n-1)]
30-an=(-1/2)^(n-1)a1
an=30-(-1/2)^(n-1)a1
lim an=30-0=30°
n---->无穷

xuhui 58 英语翻译23/F Grand Gateway Tower 2,3 Hongqiao lu,Xuhui District 2more-changning17 More, More 英语翻译2、More mergers,more riskDespite these risks,mergers and unit 2 more exercise 课文 1、more popular and more popular对吗2、Their flowers are more th you cannot carry more than 2 accessories chapter 2的More practice 翻译 2 more than 3 times是什么意思 a little more than 2 miles deep