Write out the positive integers consisting of only $1$s, $6$s, and $9$s in ascending order as in: $1,6,9,11,16,\dots$.
a. Find the order of $1996$ in the sequence.
b. Find the $1996$th term in the sequence.
TJMO 1996/2
- Thamim Zahin
- Posts:98
- Joined:Wed Aug 03, 2016 5:42 pm
I think we judge talent wrong. What do we see as talent? I think I have made the same mistake myself. We judge talent by the trophies on their showcases, the flamboyance the supremacy. We don't see things like determination, courage, discipline, temperament.
- Raiyan Jamil
- Posts:138
- Joined:Fri Mar 29, 2013 3:49 pm
Re: TJMO 1996/2
Trinary should help.
A smile is the best way to get through a tough situation, even if it's a fake smile.
Re: TJMO 1996/2
What is trinary?Raiyan Jamil wrote:Trinary should help.
- ahmedittihad
- Posts:181
- Joined:Mon Mar 28, 2016 6:21 pm
Re: TJMO 1996/2
Trinary is the number system with base 3. Familiarize yourself with different number bases except the decimal one.siwomcre wrote:What is trinary?Raiyan Jamil wrote:Trinary should help.
Frankly, my dear, I don't give a damn.
Re: TJMO 1996/2
Our counting system is Decimal. It has $10$ digits: $0,1,2,3,4,5,6,7,8,9$.siwomcre wrote:What is trinary?
Trinary is another system of number counting. But it has only three digits: $0,1$ and $2$.
"Questions we can't answer are far better than answers we can't question"