All Questions

1230

+155

A Challenging Rate Problem... PLEASE HELP ASAP

Hi guys thanks for the help, here is the problem.

Morgan can paint a room in 10 hours, while Sophia can paint it in 4 hours. If Morgan paints for x hours and Sophia paints for y hours, they will finish half of the painting, while read more ..

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EvanWei123 Sep 22, 2019

1070

+2864

Originality Report URGENT

This is URGENT, Melody or Cphill can you PLEASE remove the post by CoolStuffYT?

https://web2.0calc.com/questions/analysis-edits

There is an online originality report and it has flagged my paper for copyright, PLEASE read more ..

off-topic

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CalculatorUser Sep 22, 2019

1796

here is a hard question?

The sequence of integers in the row of squares and in each of the two columns of squares form three distinct arithmetic sequences. What is the value of N?
read more ..

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Guest Sep 22, 2019

2265

HHHHHEEEEELLLLLPPPPP

In triangle $\triangle ABC$, a point $D$ is on $\overline{AC}$ so that $AB = AD$ and $\angle ABC - \angle ACB = 32^{\circ}$. Find $\angle DBC$ in degrees.

[asy] size(125); pair C = (0,0); pair B = (3,0); pair A = intersectionpoint read more ..

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Guest Sep 22, 2019

829

+217

Help With Geometry

Thanks!

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Rudram592 Sep 22, 2019

542

HELP PLS ASAP THANKS

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Guest Sep 22, 2019

450

HELP ASAP

HELP PLS THANKS

Guest Sep 22, 2019

1994

+217

Help With Geometry!

In quadrilateral $PQRS$, sides $\overline {PS}$ and $\overline {QR}$ have equal length and sides $\overline{PQ}$ and $\overline{RS}$ are parallel to each other. Point $X$ is the intersection of the diagonals $\overline {PR}$ and $\overline {QS}.$ Which read more ..

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Rudram592 Sep 22, 2019

519

HELP PLS ASAP

help pls asap thanks for the help

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Guest Sep 22, 2019

556

Help With Geometry

A triangle T is separated into two congruent triangles by a straight cut. Which of the following statements are true?

A) T must have two sides with equal length.
B) The cut must be perpendicular to one side of T. read more ..

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Guest Sep 22, 2019

1486

help me please

The first term of an arithmetic sequence is 1, another term of the sequence is 91 and all of the terms of the sequence are integers. How many distinct arithmetic sequences meet these three conditions?
thank you in advance

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Guest Sep 22, 2019

505

Help!!!

A quadrilateral is called a "parallelogram" if both pairs of opposite sides are parallel. Show that if $WXYZ$ is a parallelogram, then $\angle W = \angle Y$ and $\angle X = \angle Z$.

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Guest Sep 22, 2019

1000

+20

Strict ranges (number can't be more/less than...)

I called these ranges strict because limit the given numbers. If x is greater or less than the limit, the function will return the limit.
I created these mathematical functions because I think that math is faster that lines of read more ..

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JoshuaGreen Sep 22, 2019

1236

question

The first three stages of a pattern are shown below, in which each line segment represents a toothpick. If the pattern continues such that at each successive stage, three toothpicks are added to the previous arrangement, how many toothpicks are necessary read more ..

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Guest Sep 22, 2019

676

Help asap

What is the value of the 25th term of the arithmetic sequence ?

thank you

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Guest Sep 22, 2019

1206

+20

Number reverse formula. Check It right now!

Number reverse formula reverses the number - function argument. f(123) = 321
Let analyze how 123 converted to 321.
321 = 1*1 + 2*10 + 3*100
read more ..

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JoshuaGreen Sep 22, 2019

720

matrices help

https://prnt.sc/p9b61f

really appreciate it
read more ..

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Guest Sep 22, 2019

934

+537

More sequences help

There are five cards on the table with positive integers written on both sides. The numbers, in order, 1, 2, 6, 7, and 15 are written on their visible sides. I claim that we can flip over some cards so that both sides show arithmetic sequences, without read more ..

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MathCuber Sep 22, 2019

744

+29

Please help :D

Given a hexagon inscribed in a circle with show that , and are concurrent.

read more ..

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ineedmathhelplol Sep 22, 2019

899

+537

Help (Sequences)!

Consider sequences of positive real numbers of the form x, 2000, y ..., in which every term after the first is 1 less than the product of its two immediate neighbors. For how many different values of x does the term 3000 appear somewhere read more ..

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MathCuber Sep 22, 2019

1357

+2864

Is there supposed to be a Formula or strategy for this?

Ron and Martin are playing a game with a bowl containing 39 marbles. Each player takes turns removing 1, 2, 3 or 4 marbles from the bowl. The person who removes the last marble loses. If Ron takes the first turn to start the game, how many marbles read more ..

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CalculatorUser Sep 22, 2019

738

robot probs

A robot moved 10 meters towards north. It then turned 44 degrees to its right and moved another 10 meters. It then turned 55 degrees to its right and moved another 10 meters. Last, it turned x degrees to its right. The robot was facing south after read more ..

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Guest Sep 22, 2019

700

How do I do this?

As shown in the figure, two angle bisectors of , and , intersect at . If , what is in degrees?

read more ..

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Guest Sep 22, 2019

772

What is x?

What is in the diagram below?

read more ..

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Guest Sep 22, 2019

Sep 21, 2019

756

Help

Simplify the following expression in $x$:\[2x+8x^2+9-(4-2x-8x^2).\]

Express your answer in the form $ax^2 +bx+c$, where $a$, $b$, and $c$ are numbers.

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Guest Sep 21, 2019

All Questions ⁺⁰237637 Questions

A Challenging Rate Problem... PLEASE HELP ASAP

Originality Report URGENT

here is a hard question?

HHHHHEEEEELLLLLPPPPP

Help With Geometry

HELP PLS ASAP THANKS

HELP ASAP

Help With Geometry!

HELP PLS ASAP

Help With Geometry

help me please

Help!!!

Strict ranges (number can't be more/less than...)

question

Help asap

Number reverse formula. Check It right now!

matrices help

More sequences help

Please help :D

Help (Sequences)!

Is there supposed to be a Formula or strategy for this?

robot probs

How do I do this?

What is x?

Help

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