All Questions

-3

548

+223

Help please!

Angle bisectors AX and BY of triangle ABC meet at a point I. Find angle C in degrees, if angle AIB is 109 degrees.

This is the (really bad) diagram. https://latex.artofproblemsolving.com/9/a/4/9a410e2228e9f2f01c8a6c8990c2ea3c9ebff2a0.png read more ..

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Noori Jun 8, 2020

423

help

Describe the graph of x^2 - y^2 - 2x + 2y = 0.

Guest Jun 8, 2020

650

help

Factor x^3 - 6x^2 + 12x - 8.

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Guest Jun 8, 2020

668

Strange ways to make 0

Post strange ways to make 0.

One example: read more ..

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Guest Jun 8, 2020

645

+614

please help

https://web2.0calc.com/questions/slope-intercept-please-help

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xxJenny1213xx Jun 8, 2020

925

+280

What is the rectangular equivalence to the parametric equations?

What is the rectangular equivalence to the parametric equations?
x(θ)=4cosθ+2, y(θ)=2sinθ−5, where 0≤θ<2π

[ ] + [ ] = 1, where x is on the read more ..

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auxiarc Jun 8, 2020

755

help

There are 81 cars in a parking lot, which are all Acuras, Beetles, or Camrys. There are half as many Acuras as Beetles. The number of Camrys is 80% of the number of Acuras and Beetles together. How many of the 81 cars are Beetles?

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Guest Jun 8, 2020

-1

684

Help Please :)

Lance has a regular heptagon (7-sided figure). How many distinct ways can he label the vertices of the heptagon with the letters in OCTAGON if the N cannot be next to an O? Rotations of the same labeling are considered equivalent.
read more ..

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Guest Jun 8, 2020

593

Number Theory Help

Four positive integers satisfy the following equations:

What are and

I factored the equations, and used divisors to get the values of p, q, r, and s, but i'm not sure if i'm right. Any help read more ..

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Guest Jun 8, 2020

463

help

Find the number of real roots of x^6 - 2x^4 - x^2 + 2 = 0.

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Guest Jun 8, 2020

846

Help!

A high school baseball player has a 0.274 batting average. In one game, he gets 7 at bats.
What is the probability he will get at least 5 hits in the game?

off-topic

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Guest Jun 8, 2020

681

+114

help please !

Clint's Cowboy Shop buys horse feed for $10 per cubic meter (m^3). Clint's customers don't like the metric system, so they'll only buy horse feed by the cubic foot. How much should Clint charge for a cubic foot (ft^3) in order to double his money? (Assume read more ..

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andrewstanells Jun 8, 2020

646

help

In quadrilateral ABCD, angle ADB = angle ABC = 90, and A and C are on opposite sides of BD. If AB = 13, AD = 5, and CD = 20, then find AC.

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Guest Jun 8, 2020

552

help pls

what is the local max of f(x)=1/2x -sin(x)?

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ssaayyaa Jun 8, 2020

730

+256

Average problem

In a competition a total of 5 judges give out scores greater than 50. If the mean of his scores is 57, what is the highest amount of points he could have earned from one judge?
Please explain thoroughly. I know how to do mean, but I am not sure read more ..

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BWStar Jun 8, 2020

674

Help

In a jumbo bag of bows, 1/5 are red, 1/2 are blue,1/10 are green and the remaining 30 are white. How many of the bows are green?

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Guest Jun 8, 2020

566

help

Find

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Guest Jun 8, 2020

931

+79

easy question alert

Alice is thinking of a line. How many points on that line does she need to show Bob in order for Bob to know exactly which line she is thinking about?

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violetzhang07 Jun 8, 2020

-3

557

fourth roots of complex number

How should I solve this?

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hannahbanana Jun 8, 2020

-3

480

polar to rectangular please help!!

Im not sure how to solve this

hannahbanana Jun 8, 2020

1015

+280

Consider the series 1/4 + 3/2 + 11/4 + 4 + 21/4 + ....

Consider the series 1/4 + 3/2 + 11/4 + 4 + 21/4 + ....
Does the series converge or diverge?

The series [converges, diverges]. read more ..

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auxiarc Jun 8, 2020

450

help

Three distinct real numbers add up to 89. The difrerenc between the larger two is twice the differentce between the smaller two. Tet the smaller two sum to 3 more than the largest number. What are the three numbers?

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Guest Jun 8, 2020

564

Plz help

The slope of the line passing through the points (7, 5) and (21, 15) is A.5/7 B.7/5 C. 5 D.7..
Another line with a slope that is one-third that of the slope you just calculated passes through read more ..

Guest Jun 8, 2020

All Questions ⁺⁰238122 Questions

Help please!

help

help

Strange ways to make 0

please help

What is the rectangular equivalence to the parametric equations?

help

Help Please :)

Number Theory Help

help

Help!

help please !

help

help pls

Average problem

Help

help

easy question alert

fourth roots of complex number

polar to rectangular please help!!

Consider the series 1/4 + 3/2 + 11/4 + 4 + 21/4 + ....

help

Plz help

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