All Questions ⁺⁰231320 Questions

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358

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plz help quickly

The sum of the first three terms of an arithmetic sequence is an integer. The sum of the next four terms of the arithmetic sequence is also an integer. Find the smallest positive integer n such that the sum of any n consecutive terms must be an integer. read more ..

Guest Jul 26, 2020

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306

0

quick algebra

Janine is 7 years younger than Lucy and 4 years older thanSamantha. The average of their ages is 16. What are their ages?

Guest Jul 26, 2020

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323

0

triangle question

What is the measurement of the angles 1 through 7?

Guest Jul 26, 2020

-1

476

1

+140

HELP ITS A GRAPH PROBLEM

Find the equation whose graph is shown below. Write your answer in standard form.
(Standard form is , where A is positive, A,B,and ,C , and are integers with greatest common divisor 1.)

https://latex.artofproblemsolving.com/b/1/6/b168095059dca2c85f743a9f6830fdc924285384.png read more ..

Creampuff Jul 26, 2020

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704

3

+283

Circle with Coordinates

Can someone please help me with this question? It would mean a lot to me!

A circle passes through the points (-2,0), (2,0), and (3,2). Find the center of the circle. Enter your answer as an ordered pair.
read more ..

Caffeine Jul 26, 2020

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855

1

Help on Geometry question!

The triangle $\triangle ABC$ is an isosceles triangle where $AB = 4\sqrt{2}$ and $\angle B$ is a right angle. If $I$ is the incenter of $\triangle ABC,$ then what is $BI$? Express your answer in the form $a + b\sqrt{c},$ where $a,$ $b,$ and $c$ are integers, read more ..

Guest Jul 26, 2020

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384

1

help with quadratic

Find the value of c that completes the square: x^2 - 10x + c

Guest Jul 26, 2020

+1

600

1

+58

Reflection chords in concentric circles - Geo

Stuart has drawn a pair of concentric circles, as shown. He draws chords $\overline{AB}$, $\overline{BC}, \ldots$ of the large circle, each tangent to the small one. If $m\angle ABC=75^\circ$, then how many segments will he draw before returning to his read more ..

Williamjwu8 Jul 26, 2020

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322

1

Help please

The roots of $y^2 + 5y - 11 = 0$ are $a$ and $b$. Find $(a + 3)(b + 3).$

Guest Jul 26, 2020

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300

0

Can someone answer this question

I had a question that I was stuck on today and found a previous post that was about the same question
https://web2.0calc.com/questions/help_63675
I got the answer (6,14) but it cant be that easy right?
thx read more ..

Guest Jul 26, 2020

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298

0

need to simplify

What is the simplified value of ?

Guest Jul 26, 2020

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347

1

triangle question

What is the missing segment?

Guest Jul 26, 2020

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323

0

HELP!

Find h(x), with terms in order of decreasing degree, if
3x^4+2x-1+h(x)=5x^2-6x-1
HELP!

Guest Jul 26, 2020

+1

638

1

+83

SUPER HARD COUNTING AND PROB

A cube 4 units on each side is composed of 64 unit cubes. Two faces of the larger cube that share an edge are painted blue, and the cube is disassembled into 64 unit cubes. Two of the unit cubes are selected uniformly at random. What is the probability read more ..

Swim2433 Jul 26, 2020

+1

488

1

+83

Expected Value Probabilities

Two jokers are added to a 52 card deck and the entire stack of 54 cards is shuffled randomly. What is the expected number of cards that will be strictly between the two jokers?

Swim2433 Jul 26, 2020

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332

2

triangle problem

Find the solution of x and y

Guest Jul 26, 2020

0

614

1

+73

help pls

Find a polynomial $f(x)$ of degree $5$ such that both of these properties hold: $\bullet$ $f(x)$ is divisible by $x^3$. $\bullet$ $f(x)+2$ is divisible by $(x+1)^3$.

Hi121529 Jul 26, 2020

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447

0

+48

Please help

ElitBabbi Jul 26, 2020

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1163

2

how to solve this

Two cars are traveling north along a highway. The first drives at 40 mph, and the second, which leaves 3 hours later, travels at 60 mph. How long after the second car leaves will it take for the second car to catch the first?

Guest Jul 26, 2020

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325

1

Help quick pls

Let f(x) be a polynomial such that f(0) = 4,f(1) = 5, and f(2) = 10. Find the remainder when f(x) is divided by x(x - 1)(x - 2).

Guest Jul 26, 2020

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351

2

i need help

The admission fee at an amusement park is $1.50 for children and S4 for adults. On a certain day, 289 people entered the park, and the admission fees collected totaled 746.00 dollars. How many children andhow many adults were admitted?

Guest Jul 26, 2020

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371

4

few algebra questions please help :(

I was working through some algebra problems when I stumbled across a few that I couldn't solve.

1. Let be a polynomial such that and . Find the remainder when is divided by read more ..

Guest Jul 26, 2020

0

343

2

stuck on this

Calculate how much 30% alcohol solution and 80% alcohol solution must be mixed to end up with exactly 14 gallons of a 40% alcohol solution. You'll need ____ gallons of the 80% solution.

Guest Jul 26, 2020

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