All Questions ⁺⁰230469 Questions

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312

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Help Appreciated

Find the number of complex numbers $z$ such that $|z - 3 - 5i| = 2$ and $|z - 6 - 6i| = 4.$

Guest Dec 25, 2020

0

455

2

Halp Plez

The product of the proper positive integer factors of $n$ can be written as $n^{(ax+b)/c}$, where $x$ is the number of positive divisors $n$ has, $c$ is a positive integer, and the greatest common factor of the three integers $a$, $b$, and $c$ is $1$. What read more ..

Guest Dec 25, 2020

0

253

0

counting question

A library has six identical copies of a certain book. At any given time, some of these copies are at the library and some are checked out. How many different ways are there for some of the books to be in the library and the rest to be checked out if at read more ..

Guest Dec 25, 2020

0

256

0

pls help

In the popular videogame Minecraft, whenever a player kills a blaze mob with an unenchanted sword, it has a 1/2 chance of dropping a blaze rod. A famous unnamed Minecraft speedrunner DREAMS of k*****g 1000 blaze mobs with an unenchanted sword and harvesting read more ..

Guest Dec 25, 2020

0

413

4

probability

What is the probability that a two-digit number selected at random has a tens digit less than or equal to its units digit? Express your answer as a common fraction.

Guest Dec 25, 2020

0

312

0

help please

When the positive integers are arranged in order, filling in the successive diagonals of an infinite grid from top to bottom, as shown, the integer 41 is in the (5,5) spot. What integer would we see in the (10,20) spot if the rest of the grid were visible? read more ..

Guest Dec 25, 2020

-1

364

1

probability

Three couples go to the movie theater. They want to seat people together for maximum enjoyment, but instead they randomly file into a row with six seats. What is the probability that at least one couple is sitting together?

Guest Dec 25, 2020

+2

1594

17

+2440

Merry Christmas everyone!

Merry Christmas everyone!

For many families it’s a tradition to read Dickens’ A Christmas Carol, or to watch one or more of the excellent screenplay adaptations. My favorite is the 1951 British production with Alistair Sims. For some, read more ..

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GingerAle Dec 25, 2020

0

1038

2

+36

PLEASE HELP: What number must be placed in the box in the equation below to produce an equation that has more than one solution:

What number must be placed in the box in the equation below to produce an equation that has more than one solution:

Cloud Dec 25, 2020

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425

1

in triangle ABC

In triangle △ABC, BE and CF are medians. BE=9, CF=12. If BE is perpendicular to CF, find the area of the triangle △ABC in cm2.

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Guest Dec 25, 2020

0

397

1

quadratic

If one root of the equation x^2 - 2x - k is square that of other find the other root . Find the value of K.

Guest Dec 25, 2020

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424

1

Halp

The product of the proper positive integer factors of $n$ can be written as $n^{(ax+b)/c}$, where $x$ is the number of positive divisors $n$ has, $c$ is a positive integer, and the greatest common factor of the three integers $a$, $b$, and $c$ is $1$. What read more ..

Guest Dec 25, 2020

0

545

1

Halp me or live

How many integers n satisfy 0 < n < 60 and 4n ≡ 2 mod 6?

Guest Dec 25, 2020

0

486

1

help

Denali and Nate work for a dog walking business and are paid for each dog they walk. Denali is responsible for 16 dogs and Nate is responsible for 12 dogs. Under the company's new policy, they will be assigned or unassigned new dogs in groups of x read more ..

Guest Dec 25, 2020

0

511

3

geometry problem

In the right triangle, an altitude is drawn from the right angle to the hypotenuse. Circles are inscribed within each of the smaller triangles. What is the distance between the centers of these circles?

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jugoslav ●●●

Guest Dec 25, 2020

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386

6

HELP!!!!! URGENT!!!!! NEED AN ANSWER FAST!!!!! thanks!

The terms of a particular sequence are determined according to the following rule: If the value of a given term t is an odd positive integer, then the value of the following term is 3t -9; if the value of a given term t is an even positive integer, then read more ..

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Guest Dec 25, 2020

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426

1

help please

ABCD is a square with side length 2. E is the midpoint of AB, F is the midpoint of AD, and 2CG = 3FG. What is the area of triangle EBG?

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Guest Dec 25, 2020

Dec 24, 2020

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316

1

counting

How many 4-letter words with at least one vowel can be constructed from the letters A, B, C, D, E, and F? (Note that A and E are vowels, any word is valid, not just English language words, and letters may be used more than once.)

Guest Dec 24, 2020

-1

630

0

+2498

Can anyone help me with this one as well?

the question

thanks!

Solveit Dec 24, 2020

0

407

1

counting

Our club has 20 members, 10 boys and 10 girls. In how many ways can we choose a president and a vice-president and a secretary if we have no restrictions other than the same person can't hold both offices?

Guest Dec 24, 2020

0

323

1

help with counting

Human beings have discovered an inhabitable planet and soon after, they find 10 more inhabitable planets. Of these 11, only 6 are deemed ``Earth-like'' in its resources and the rest are deemed ``Mars-like'' since they lack many important resources. Assume read more ..

Guest Dec 24, 2020

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332

1

please help

6 people each choose a number at random from 1 to 4. What is the probability that at least five people choose the same number?

Guest Dec 24, 2020

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