Inscription
S'identifier
Nom d'utilisateur
Mot de passe
S'identifier
oublié votre mot de passe?
Accueil
Forum
+0
Formulaire
mathématiques
Aide
nombres complexes
calcul différentiel
calcul différentiel
équations
Graphes de fonction
Algèbre linéaire
Théorie des nombres
Porcentajes
Standard fonctions
Probabilité
Trigonométrie
Conversion des unités
Unités
Sur
Mentions légales
politique de confidentialité
conditions d'utilisation
Crédits
Google+
Facebook
Email du contact
Filliqq
Nom d'utilisateur
Filliqq
But
212
Membership
Stats
Questions
55
Réponses
1
56 Questions
1 Answers
0
661
1
+212
help pls
Given that $x$, $\frac{1}{x}$, $y$, $\frac{1}{y}$, $z$ and $\frac{1}{z}$ are all integers, how many distinct values of $x+ y+ z$ are possible?
●
Filliqq
28 sept. 2020
0
770
5
+212
help pls
How many total days were there in the years 2001 through 2004?
●
●
●
●
●
Filliqq
8 sept. 2020
0
816
4
+212
help pls
How many integers in the list $25,$ $26,$ $27,$ $\dots,$ $250$ are not perfect cubes?
●
●
●
●
Filliqq
8 sept. 2020
0
1684
1
+212
help pls
We call a number peachy if every digit in the number is either a $3$ or next to a $3.$ For example, the numbers $333,$ $83,$ $303,$ and $3773$ are all peachy, but the numbers $32523,$ $786,$ $340,$ and $3999$ are not peachy. How many positive $3$-digit
lire plus ..
●
Filliqq
7 sept. 2020
0
499
1
+212
help pls
There are 15 skaters in the Olympic women's competition, including 4 Americans. The gold medal goes to first place, silver to second, and bronze to third. In how many ways can the medals be awarded to three of the 15 skaters?
●
Filliqq
2 sept. 2020
0
523
1
+212
help pls
There are 97 students in South High School. South High School offers only Chinese and Spanish. There are 5 more students in Chinese than in Spanish, and every student takes at least one language. If 44 students take only Spanish, then how
lire plus ..
●
Filliqq
1 sept. 2020
0
1109
1
+212
At my office, 16 people own cats, 9 people own dogs, and 3 people own both cats and dogs. How many people own a cat or a dog?
At my office, 16 people own cats, 9 people own dogs, and 3 people own both cats and dogs. How many people own a cat or a dog?
●
Filliqq
30 août 2020
0
1103
7
+212
Find a non-zero value for a such that ax^2+8x+4=0 has only one solution.
Find a non-zero value for a such that ax^2+8x+4=0 has only one solution.
●
●
●
●
●
●
●
Filliqq
29 août 2020
«
dernier
4
3
2
1
»
#2
+212
0
wrong
Filliqq
23 oct. 2020