![b_{50} = 1 + \frac{(1/2)[1-(1/2)^{49}]}{1-(1/2)} =2](/tpl/images/0322/7783/56fe9.png)
![b_{1000000} = 1 + \frac{(1/2)[1-(1/2)^{999999}]}{1-(1/2)}=2](/tpl/images/0322/7783/7c968.png)
a_1=1
a_n=1/2 a_(n-1) , for n> 1
Mathematics, 15.10.2019 20:30 sunshine52577oyeor9
Suppose that we have the following sequence :
a_1=1
a_n=1/2 a_(n-1) , for n> 1
we define a new sequence as such :
b_1=a_1
b_n=b_(n-1)+a_n
find the 50th term of the sequence b_n.
find the 1th term of the sequence b_n.
Answers: 2
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You know the right answer?
Suppose that we have the following sequence :
a_1=1
a_n=1/2 a_(n-1) , for n> 1
a_1=1
a_n=1/2 a_(n-1) , for n> 1
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