All Questions

1009

+2864

Can someone teach or explain to me Chinese Remainder Theorem?

Chinese Remainder Theorem is used to solve problems like these:

What is the smallest whole number that has a remainder of 1 when divided by 4, a remainder of 1 when divided by 3, and a remainder of 2 when divided by 5
read more ..

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CalculatorUser Nov 5, 2019

981

+707

I don't understand the construction proofs process

Some things in this topic i struggle with are proving a perpendicular bisector of a line segment, to prove that a line is bisected, and proving that a hexagon consists of equilateral triangles.
1) Imagine if there was a line segment, and they read more ..

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Nirvana Nov 5, 2019

1399

help

In a sequence of positive integers each term after the first is 1/3 of the sum of the term that precedes it and the term that follows it in the sequence. What is the 5th term of this sequence if the 1st term is 2 and the 4th term is 34?

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Guest Nov 5, 2019

887

+299

Intermediate Algebra level 26

The polynomial

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tomsun Nov 5, 2019

994

+299

Intermediate Algebra level 25

Find the minimum value of

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tomsun Nov 5, 2019

856

+299

Intermediate Algebra level 21

Let...

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tomsun Nov 5, 2019

Nov 4, 2019

612

Geometric Proofs

https://docs.google.com/document/d/1cVA5dNBuNPJ8RxXEdXOpNAc8P-U2JY-XSJ8sl7EY3do/edit?usp=sharing
Here is the link.
I did some. If they are wrong please tell me.

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Guest Nov 4, 2019

539

help

(a) Count the number of quadruples (a, b, c, d) of nonnegative integers such that 0 <= a < b < c < d <= 12.
(b) For this part, we want to count the number of quadruples (a, b, c, d) of nonnegative integers such that 0 read more ..

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Guest Nov 4, 2019

1314

help

Jerry is presently twice as old as his brother and six years older than his sister. How many years from now will Jerry’s age be 2/3 of the combined ages of his brother and sister at that time?

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Guest Nov 4, 2019

951

+92

math help

w and z are 2 different complex numbers.

|wz|=40
|w+z|=13 read more ..

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doorknoob Nov 4, 2019

800

+92

Algebra 2 Help ASAP

w and z are 2 different complex numbers.

|wz|=40
|w+z|=13 read more ..

off-topic

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doorknoob Nov 4, 2019

546

Geometric Proofs

https://docs.google.com/document/d/1cVA5dNBuNPJ8RxXEdXOpNAc8P-U2JY-XSJ8sl7EY3do/edit
Please answer all.

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Guest Nov 4, 2019

639

help

If the ratio of 2x − y to x + y is 2 to 3, what is the ratio of x to y? Express your answer as a common fraction.

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Guest Nov 4, 2019

2453

+1982

How did the construction of the Panama Canal most likely affect the relationship between Panama and the United States?

How did the construction of the Panama Canal most likely affect the relationship between Panama and the United States?

A. Panama viewed the United States as a military rival because of the loss of territory in Colombia.
B. read more ..

off-topic

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macabresubwoofer Nov 4, 2019

1501

+541

geometry

What is the greatest number of interior right angles a convex octagon can have?

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xXxTenTacion Nov 4, 2019

1361

help

Janice bought 30 items each priced at 30 cents, 2 dollars or 3 dollars. If her total purchase price was $30.00, how many 30-cent items did she purchase?

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Guest Nov 4, 2019

2596

+541

Counting And Probability Questions

1. Find the number of 10-digit numbers where the sum of the digits is divisible by 5.

2.We say that a quadrilateral is a bow-tie if two of the sides cross each other. An example is shown below.

Seven read more ..

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xXxTenTacion Nov 4, 2019

856

+299

Extra challenge!

1. ....

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tomsun Nov 4, 2019

896

+299

Help!

For

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tomsun Nov 4, 2019

1136

math

If ΔABC is dilated from point A by a scale factor of one half which of the following equations is true about segment D prime E prime?

https://prnt.sc/psfb6x

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Guest Nov 4, 2019

772

help

Given the equations 3x + y =17, 5y + z =14 and 3x +5z = 41, what is the value of the sum x + y + z ?

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Guest Nov 4, 2019

1286

+116

Probability Math Problem (help please)

A student wishes to schedule mathematics, English, statistics, and science. These classes are available every hour between 8 A.M. and noon (4 hours).
(a) How many different schedules are possible?
read more ..

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Bleh674 Nov 4, 2019

1108

help

A regular octahedron is made up of eight equilateral triangles, each with side length one unit, as shown below. If an ant starts at the top vertex and walks along the edges of the triangles without ever traversing the same edge twice, how many units are read more ..

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Guest Nov 4, 2019

668

help

What is the smallest positive integer N such that the value 7 + 30 * N is not a prime number?

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Guest Nov 4, 2019

All Questions ⁺⁰238062 Questions

Can someone teach or explain to me Chinese Remainder Theorem?

I don't understand the construction proofs process

help

Intermediate Algebra level 26

Intermediate Algebra level 25

Intermediate Algebra level 21

Geometric Proofs

help

help

math help

Algebra 2 Help ASAP

Geometric Proofs

help

How did the construction of the Panama Canal most likely affect the relationship between Panama and the United States?

geometry

help

Counting And Probability Questions

Extra challenge!

Help!

math

help

Probability Math Problem (help please)

help

help

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