FIND THE NEXT THREE TERM

For students upto class 5 (age upto 12)
MATHPRITOM
Posts: 190
Joined: Sat Apr 23, 2011 8:55 am
Location: Khulna

FIND THE NEXT THREE TERM

Unread post by MATHPRITOM » Mon Feb 06, 2012 11:23 pm

1,1,1,1,4,7,13,25,....,....,.....

Math_Boy
Posts: 2
Joined: Thu Mar 01, 2012 10:30 pm

Re: FIND THE NEXT THREE TERM

Unread post by Math_Boy » Thu Mar 01, 2012 10:50 pm

49, 94, 181

prantick
Posts: 12
Joined: Thu Jan 08, 2015 9:00 pm
Location: khulna, bangladesh

Re: FIND THE NEXT THREE TERM

Unread post by prantick » Fri Jan 09, 2015 12:56 pm

49, 94,181

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ahsaf
Posts: 16
Joined: Mon Jan 19, 2015 10:48 pm
Location: dhaka, bangladesh

Re: FIND THE NEXT THREE TERM

Unread post by ahsaf » Sat Jan 31, 2015 9:57 pm

i do not understand
Men are born with the reason to help others.
But I realised they strive to become famous. :twisted: :twisted:

tanmoy
Posts: 288
Joined: Fri Oct 18, 2013 11:56 pm
Location: Rangpur,Bangladesh

Re: FIND THE NEXT THREE TERM

Unread post by tanmoy » Sat Jan 31, 2015 11:46 pm

ahsaf wrote:i do not understand
See that each term $a_{n}=a_{n-1}+a_{n-2}+a_{n-3}+a_{n-4}$.For $n=1,2,3.....$.$\therefore a_{9}=a_{8}+a_{7}+a_{6}+a_{5}=49$.For the same cause,$a_{10}=94,a_{11}=181$.
"Questions we can't answer are far better than answers we can't question"

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