Math Is Fun Forum

Angel Rox

Member

Registered: 2008-11-10

Posts: 15

Converging or diverging..??

Determine whether the series:

25^-n+2 . 16^n+1 converges or diverges. If it converges then find its sum

Can I have some hints in solving this question..:/

luca-deltodesco

Member

Registered: 2006-05-05

Posts: 1,470

Re: Converging or diverging..??

do you mean?

?

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JaneFairfax

Member

Registered: 2007-02-23

Posts: 6,868

Re: Converging or diverging..??

Now hopefully the series looks more recognizable.

Angel Rox

Member

Registered: 2008-11-10

Posts: 15

Re: Converging or diverging..??

Thanx Alot... but somebody told this question to me like that

now the difficulty is that am totally blank and confused in this question... i tried alot to figure it out but i couldnt find any example related to this question in my solved notes and hand outs... so plz kindly help me out... if u can write step by step procedure .. It'll be of great help...

Last edited by Angel Rox (2009-01-29 03:01:07)

JaneFairfax

Member

Registered: 2007-02-23

Posts: 6,868

Re: Converging or diverging..??

Oh, so it’s

You originally wrote

25^-n+2

Be more careful with your brackets, please.

Anyway, your GP is

George,Y

Member

Registered: 2006-03-12

Posts: 1,379

Re: Converging or diverging..??

so have you figured it out yourself?

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X'(y-Xβ)=0