All Questions

731

+586

Help me

Find the least positive four-digit solution to the following system of congruences.

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xXxTenTacion Jul 22, 2019

1705

+1011

Please Help Thank you super so much!

The temperature of a city changed by -20 degrees Celsius over a 4-week period.
The temperature changed by the same amount each week

Part A: Write a expression to show the average change in the temperature of the city each read more ..

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Nickolas Jul 22, 2019

1129

+1011

Please Help 1 Thank you

The Elevation of city (A) is 96 feet Below sea Level; The elevation of city (C) is 24 feet below sea level.
The elevation of city (D) is 1/4 of the elevation of city (C).

Part A: Write an expression to represent the elevation, read more ..

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Nickolas Jul 22, 2019

966

+1712

Breaking Web 2.0 Calc's ice run 3

Back with more riddles- see what you guys have to say about this one-

If you buy a rooster for the purpose of laying eggs and you expect to get three eggs each day for breakfast, how many eggs will you have after three weeks? read more ..

off-topic

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tommarvoloriddle Jul 22, 2019

1488

+1712

Please Help.

How many different 4-digit numbers can be formed using the digits 2, 4, 5, 6, and 7 such that no digits repeat and the number is divisible by four?

I got the answer 36, but how would you do it quickly - I wrote them all out... read more ..

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tommarvoloriddle Jul 22, 2019

744

How do we do these questions

idk how. can u like, explain how this can be done easily?

As n ranges over the positive integers, what is the maximum possible value that the greatest common divisor of 13n + 8 and 5n+3 can take? read more ..

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Guest Jul 22, 2019

Jul 21, 2019

938

+501

Cubics

How to you get the equation of a cubic from its graph?
For example:
If this is a graph of ax^3+bx^2+cx+d, what is a+b+c+d?
read more ..

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Davis Jul 21, 2019

-1

1062

+1206

help

Points $A$ and $B$ are on parabola $y=3x^2-5x-3$, and the origin is the midpoint of $\overline{AB}$. Find the square of the length of $\overline{AB}$.

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Logic Jul 21, 2019

-1

703

+1206

help

The circle centered at and with radius intersects the circle centered at and with radius at two points and . Find .

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Logic Jul 21, 2019

1293

+234

Another physics one but plz answer my other one also

A boat travels directly across a river that has a downstream current, v.
What is true about the perpendicular components of the boat’s
velocity?

a. One component equals v; the other component equals zero.
b. One component is perpendicular read more ..

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BLANK Jul 21, 2019

787

+152

help

How many lattice points (points with integer coordinates) are on the line segment whose endpoints are (3,17) and (48,281)? (Include both endpoints in your count.)

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BIGChungus Jul 21, 2019

1418

+234

Physics help still needed

4) In a coordinate system, the magnitude of the x component of a vector
and , the angle between the vector and x-axis, are known. The
magnitude of the vector equals the x component

a. divided by the cosine of .
b. divided by the sine read more ..

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BLANK Jul 21, 2019

855

+152

Help is needed

What is the largest integer such that divides 1000! and the answer isn't 163

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BIGChungus Jul 21, 2019

781

Help plz

What is the largest integer such that divides ? Btw the answer isn't 163.

off-topic

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Guest Jul 21, 2019

968

How many ways are there to put 6 balls in 3 boxes if the balls are not distinguishable but the boxes are?

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Guest Jul 21, 2019

829

An inequality problem

Find the set of all z such that neither 2+z nor 2-z is in the interval (-1,1]. Express your answer as an interval or as a union of intervals.

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Guest Jul 21, 2019

829

help

Karl and Shayne are located at point A along a beach and wish to swim to an island, represented by point P. Karl swims directly from point A to point P, a distance of 1750m at a bearing of 297 degrees. Shayne wants to swim no further than 1000m, so he walks read more ..

Guest Jul 21, 2019

718

+586

Base help

How many of the 343 smallest positive integers written in base 7 use 4 or 5 (or both) as a digit?

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xXxTenTacion Jul 21, 2019

1285

help

A ship leaves a port and travels along a bearing of 165 degrees for 270km. To avoid an incoming storm, it then changes course to a bearing of 203 degrees for another 130km and anchors. Find its bearing and distance from port

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Guest Jul 21, 2019

410

Math help please

Please help! Thank you! read more ..

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Guest Jul 21, 2019

494

How many bases $b$ are there such that $663_b$ is prime?

How many bases $b$ are there such that $663_b$ is prime?

So far all I've got is no answer but my teacher said thats incorrect.

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Guest Jul 21, 2019

956

+586

question

Let n be a positive integer greater than or equal to 3. Let a,b be integers such that is invertible modulo n and . Given a+b is invertible, what is the remainder when is divided by n?

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xXxTenTacion Jul 21, 2019

770

+586

Help

You have seven bags of gold coins. Each bag has the same number of gold coins. One day, you find a bag of 53 coins. You decide to redistribute the number of coins you have so that all eight bags you hold have the same number of coins. You successfully manage read more ..

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xXxTenTacion Jul 21, 2019

629

Please help

For each of the following, determine if the function is increasing, decreasing, even, odd, and/or invertible on its natural domain. For each property, write inCreasing, Decreasing, Even, Odd, inVertible in that order (alphabetical). For example, if the read more ..

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Guest Jul 21, 2019

800

+586

Number Theory Question

Suppose that x is an integer that satisfies the following congruences:
What is the remainder when x is divided by 105?

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xXxTenTacion Jul 21, 2019

All Questions ⁺⁰230591 Questions

Help me

Please Help Thank you super so much!

Please Help 1 Thank you

Breaking Web 2.0 Calc's ice run 3

Please Help.

How do we do these questions

Cubics

help

help

Another physics one but plz answer my other one also

help

Physics help still needed

Help is needed

Help plz

How many ways are there to put 6 balls in 3 boxes if the balls are not distinguishable but the boxes are?

An inequality problem

help

Base help

help

Math help please

How many bases $b$ are there such that $663_b$ is prime?

question

Help

Please help

Number Theory Question

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