All Questions ⁺⁰237826 Questions

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511

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Algebra

Rationalize the denominator: sqrt(3/5).

Guest Sep 19, 2021

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393

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Pls help

In quadrilateral ABCD, sides and have equal length and are parallel to each other. Point P is the intersection of the diagonals and How many pairs of congruent triangles are in the figure? (The figure below read more ..

Guest Sep 19, 2021

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350

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Pls help

The triangles and are congruent. Points and lie on and , respectively. Which of the following statements are true?
A) If is the midpoint of and is the midpoint read more ..

Guest Sep 19, 2021

0

330

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Test

Guest Sep 19, 2021

+2

509

2

+136

Help me please.

If and at , what is the value of at ?

NaturalDisaster Sep 19, 2021

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344

1

Number Theory

There is a number formed by n copies of 2020 and 1 in the unit place. If this number is divisible by 17, what is the smallest possible value of n?

Guest Sep 19, 2021

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434

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help math

When a carton of apples were packed into bags of 4, there would be 3 apples left over. When the same number of apples were packed into bags of 6, there would still be 3 apples left over. What could be the least number of apples in the carton?

Guest Sep 19, 2021

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284

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Algebra

There are two positive integers for which the equation
5x^2 + 13x + c = 0
has rational solutions. What is the product of those two values of c?

Guest Sep 19, 2021

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314

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geometry

In the diagram below AM = BM = CM, and angle BMC + A = 210 degrees. Find angle B in degrees.

Guest Sep 19, 2021

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260

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help with quadratic

If the roots of the quadratic equation 1/2*x^2 + 99x + c = 0 are x = -99 - sqrt(8101) and x = -99 + sqrt(8101), then what is the value of c?

Guest Sep 19, 2021

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249

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Algebra

Let p(x) be a monic, quartic polynomial such that p(1) = 3, p(3) = 11, and p(5) = 29. Find p(-2) + 7p(6).

Guest Sep 19, 2021

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333

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Geometry

Find all integers n such that when the clock strikes n o'clock, the acute angle between the hour and minute hands is 90 degrees. Enter your answer as a comma-separated list.

Guest Sep 19, 2021

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284

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Polygon

The exterior angles of a k-sided polygon form an arithmetic sequence. The smallest and largest interior angles of the polygon are 136 degrees and 145 degrees. What is k?

Guest Sep 19, 2021

+6

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666

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+4711

A new post :DD

Hey guys it's been insanely long since I've been on here and this site is too special for me to leave behind. I always check it out every year or so out of nostalgia but never post. I'm 18 now and I used to spend pretty much every day on here read more ..

MathsGod1 Sep 19, 2021

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255

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Graphing

The area of the triangle formed by x- and y-intercepts of the parabol y=0.5(x-3.5)(x+k) is equal to 1.5 square units. Find all possible values of k.

Guest Sep 19, 2021

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301

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help with quadratic

GetThere Airlines currently charges 200 dollars per ticket and sells 40,000 tickets a week. For every 10 dollars they increase the ticket price, they sell 100 fewer tickets a week. How many dollars should they charge to maximize their total read more ..

Guest Sep 19, 2021

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266

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Geometry

Circle O and circle P, with radii 3 and 8, respectively, are both tangent to line l at H. Enter all possible lengths of OP separated by commas.

Guest Sep 19, 2021

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265

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Polynomial

Let f(x) be a polynomial such that f(0)=4 f(1)=5 and f(2)=12 Find the remainder when f(x) is divided by x(x-1)(x-2)

Guest Sep 19, 2021

-9

988

2

+118725

Here is a question that has me puzzled

Here is a question that I am stumped on.

I put the equation into Desmos and it really is two straight lines.

The angle between them appears to be always read more ..

Melody Sep 19, 2021

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264

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Roots

Find the sum of the squares of the solutions to 2x^2 + 4x - 1 = 6.

Guest Sep 19, 2021

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259

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Rational Expression

If f(x) = (x + 4)/(x^2 + ax + b), and f(x) has two vertical asymptotes at x = 1 and x = 2, find the sum of a and b.

Guest Sep 19, 2021

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258

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need help

Given that $\triangle+q=59$ and $(\triangle+q)+q=101$, what is the value of $\triangle$?

Guest Sep 19, 2021

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323

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geometric sequence

An infinite geometric series has a first term of 12 and a second term of 4. A second infinite geometric series has the same first term of 12, a second term of 4 + n, and a sum of two times that of the first series. Find the value of n.

Guest Sep 19, 2021

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268

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Polynomial

A cubic polynomial p(x) has leading coefficient 1, all real coefficients, and p(3 - i) = 0. If p(0) = −52, find p(x).

Guest Sep 19, 2021

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