OARE CUM ?

Post Reply
User avatar
miruna.lazar
Bernoulli
Posts: 224
Joined: Wed Oct 08, 2008 8:41 pm
Location: Tulcea

OARE CUM ?

Post by miruna.lazar »

Cum poti sa faci ca , folosind de 6 ori cifra 1 , sa obtii 3 ?
User avatar
Amaranth
Thales
Posts: 128
Joined: Sun Oct 19, 2008 5:44 pm

Re: OARE CUM ?

Post by Amaranth »

miruna.lazar wrote:Cum poti sa faci ca , folosind de 6 ori cifra 1 , sa obtii 3 ?
(1+1+1)! : (1 + 1 * 1) = 6 : 2 = 3. Este bine? Erau mai multe modalitati.
Last edited by Amaranth on Sun Oct 26, 2008 8:56 am, edited 1 time in total.
In all this world there is only one pure and magic thing... and it is called PURPLE!
raresdorian
Arhimede
Posts: 7
Joined: Sun Oct 26, 2008 7:48 am

:D

Post by raresdorian »

1*1-1+1+1+1 :P
(1+1+1)² : (1+1+1)
User avatar
miruna.lazar
Bernoulli
Posts: 224
Joined: Wed Oct 08, 2008 8:41 pm
Location: Tulcea

Post by miruna.lazar »

Nu e bine ! Solutia era \( \frac{1}{1} \) + \( \frac{1}{1} \) + \( \frac {1} {1} \) = 3 :)
User avatar
Laurian Filip
Site Admin
Posts: 344
Joined: Sun Nov 25, 2007 2:34 am
Location: Bucuresti/Arad
Contact:

Post by Laurian Filip »

atata timp cat nu se pricezeaza ce se poate folosi si ce nu, eu cred ca si celelalte solutii sunt bune, si chiar interesante :D
User avatar
miruna.lazar
Bernoulli
Posts: 224
Joined: Wed Oct 08, 2008 8:41 pm
Location: Tulcea

Post by miruna.lazar »

Da, dar asa era problema ...de la un concurs la care am participat :) normal ca accept si solutiile acelea , dar iata ca una chiar foarte usoara si-a facut aparitia...si enuntul era asa formulat...si eu tot cu fractie am facut si am luat punctajul maxim :)
User avatar
miruna.lazar
Bernoulli
Posts: 224
Joined: Wed Oct 08, 2008 8:41 pm
Location: Tulcea

Re: OARE CUM ?

Post by miruna.lazar »

Amaranth wrote:
miruna.lazar wrote:Cum poti sa faci ca , folosind de 6 ori cifra 1 , sa obtii 3 ?
(1+1+1)! : (1 + 1 * 1) = 6 : 2 = 3. Este bine? Erau mai multe modalitati.


E buna metoda , dar eu sunt la inceput de cls a v- a ...nici n-am invatat despre " factorial "
Virgil Nicula
Euler
Posts: 622
Joined: Fri Sep 28, 2007 11:23 pm

Post by Virgil Nicula »

Pot sa ma joc si eu ?!

\( 1\cdot (1+1+1+1-1)=(1+1)\cdot (1+1)-1\cdot 1=1\cdot 1\cdot 1\cdot 1+1+1=\ \ldots\ =3 \)
User avatar
Amaranth
Thales
Posts: 128
Joined: Sun Oct 19, 2008 5:44 pm

Post by Amaranth »

Miruna, daca te consoleaza, nici eu nu l-am facut la clasa dar totusi niciodata nu strica sa stii :lol: .
In all this world there is only one pure and magic thing... and it is called PURPLE!
Post Reply

Return to “Clasa a 5-a”