Keihaku

116 Questions
130 Answers

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28

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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, mehr ..

Keihaku 24.05.2024

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Reposting bc answers were wrong :)

https://web2.0calc.com/questions/please-help-similar-question-was-asked

Keihaku 16.03.2024

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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 mehr ..

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Keihaku 11.03.2024

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33

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Please help

1. Let a and b be the solutions to . Find .
2. Let u and v be the solutions to . Find .

Keihaku 10.03.2024

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38

4

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Coefficients

a) Fill in the blanks with positive integers:
= __+ __
b) Find the coefficient of in the expansion of

Keihaku 11.12.2023

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60

1

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PLS Heelpp! Due very soon!

Fill in the blanks to make the equation true. (Each blank should contain an integer.)

Keihaku 01.12.2023

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14

5

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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 mehr ..

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Keihaku 03.11.2023

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33

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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. mehr ..

Keihaku 02.11.2023

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30

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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 mehr ..

Keihaku 28.10.2023

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28

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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 mehr ..

Keihaku 28.10.2023

+1

39

8

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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 mehr ..

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Keihaku 27.09.2023

+2

57

3

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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 24.09.2023

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60

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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 mehr ..

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Keihaku 24.09.2023

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56

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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. mehr ..

Keihaku 24.09.2023

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75

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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"? mehr ..

Keihaku 23.09.2023

+660

0

That's wrong, but i will try to understand

Keihaku27.09.2023

+660

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That's wrong, sorry!

Keihaku24.09.2023