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
Keihaku
Nom d'utilisateur
Keihaku
But
660
Membership
Stats
Questions
100
Réponses
128
116 Questions
130 Answers
0
38
2
+660
Need some help, havent posted in a while :)
1. Let f(x) and g(x) be functions. Find if
for all x, where f(x)= 3x-4 and g(x)= 8x+c
2. The function f(x,y) gives ordered pairs as its output. It is defined according to the following rules:
If x>4,
lire plus ..
●
●
Keihaku
24 mai 2024
0
32
1
+660
Reposting bc answers were wrong :)
https://web2.0calc.com/questions/please-help-similar-question-was-asked
●
Keihaku
16 mars 2024
0
32
6
+660
please help, similar question was asked
1. Let a and b be the solutions to . Compute
2. Let a and b be the roots of the quadratic . Compute .
keIhaku is not me btw, idk who they are or why they copied my name and pfp. I changed my pfp and also
lire plus ..
●
●
●
●
●
●
Keihaku
11 mars 2024
0
47
1
+660
Please help
1. Let a and b be the solutions to . Find .
2. Let u and v be the solutions to . Find .
●
Keihaku
10 mars 2024
0
53
4
+660
Coefficients
a) Fill in the blanks with positive integers:
= __+ __
b) Find the coefficient of in the expansion of
●
●
●
●
Keihaku
11 déc. 2023
0
78
1
+660
PLS Heelpp! Due very soon!
Fill in the blanks to make the equation true. (Each blank should contain an integer.)
●
Keihaku
1 déc. 2023
0
14
5
+660
HELP!
A bag contains five white b***s and three black b***s. Your goal is to draw two black b***s.
a) You simultaneously draw two b***s at random. What is the probability that they are both black?
b) You simultaneously
lire plus ..
●
●
●
●
●
Keihaku
3 nov. 2023
0
40
2
+660
Probability; Please Help CPhill, Melody, or EP!
In Janice's deck of cards, every card is one of four colors (red, green, blue, and yellow), and is labeled with one of seven numbers (1, 2, 3, 4, 5, 6, and 7.) Among all the cards of each color, there is exactly one card labeled with each number.
lire plus ..
●
●
Keihaku
2 nov. 2023
0
41
2
+660
Easy Fractions; Need Help
A member of the junior varsity swim team will be elected as President. Each member is equally likely to be elected. The probability that a sophomore is elected is $4/7$ times the probability that a freshman is elected. Everyone on the junior varsity swim
lire plus ..
●
●
Keihaku
28 oct. 2023
0
42
2
+660
Franklin the fly starts at the point $(0,0)$ in the coordinate plane.
Franklin the fly starts at the point $(0,0)$ in the coordinate plane. At each point, Franklin takes a step to the right, left, up, or down. After $12$ steps, how many different points could Franklin end up at?
The answer
lire plus ..
●
●
Keihaku
28 oct. 2023
+1
48
8
+660
These questions were never answered and I'm stuck! Please Help!
https://web2.0calc.com/questions/binomial-help-needed
https://web2.0calc.com/questions/need-counting-help-asap
https://web2.0calc.com/questions/counting_31933
https://web2.0calc.com/questions/3-part-question-please-help-cphill-melody-or-ep
lire plus ..
●
●
●
●
●
●
●
●
Keihaku
27 sept. 2023
+2
76
3
+660
Help! Very similar questions have been asked but not this one
In how many ways can 4 balls be placed in 3 boxes if the balls are indistinguishable, and the boxes are distinguishable?
Answer is not 37
●
●
●
Keihaku
24 sept. 2023
0
72
6
+660
Binomial help needed
Please Help! I've tried 6 choose 3 and 6 choose 2 and they are wrong. These are the wrong answers I've treid: 18, 20 15, 120, 363.
Six children are each offered a single scoop of any of 3 flavors of ice cream from the Combinatorial
lire plus ..
●
●
●
●
●
●
Keihaku
24 sept. 2023
0
73
2
+660
Counting
Three adults and three kids are to be seated at a circular table. In how many different ways can they be seated if each kid must be next to two adults? (Two seatings are considered the same if one can be rotated to form the other.)
P.S.
lire plus ..
●
●
Keihaku
24 sept. 2023
0
96
3
+660
3rd time asking, Please Help!
In the array below, in how many different ways can we start with the letter A and move from letter to letter (horizontally, vertically, or diagonally), to spell the word "ARCH"?
lire plus ..
●
●
●
Keihaku
23 sept. 2023
«
dernier
10
9
..
2
1
»
#4
+660
0
That's wrong, but i will try to understand
Keihaku
27 sept. 2023
#2
+660
0
That's wrong, sorry!
Keihaku
24 sept. 2023
«
dernier
12
11
..
2
1
»
+660 