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310

Please help me!

What is the smallest distance between the origin and a point on the graph of ?

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Guest May 20, 2022

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325

Quadratic

The quadratic 2x^2 - 6x + 8 can be written in the form a(x + b)^2 + c, where a, b, c and are constants. What is a + b + c?

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Guest May 20, 2022

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317

Complex Numbers

The complex number z satisfies z^2 + z + 1 = 0. Find

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Guest May 20, 2022

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299

What present of 25 is 15

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Guest May 20, 2022

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297

The scale on the map is 1 in = 500 miles. How many inches apart are cities that have a distance of 3000 miles between them?

The scale on the map is 1 in = 500 miles. How many inches apart are cities that have a distance of 3000 miles between them? It's 3in or 6 in

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Guest May 20, 2022

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385

help algebra

If $z^2 + z + 1 = 0,$ find \[z^{49} + z^{50} + z^{51} + z^{52} + z^{53}.\]

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Guest May 20, 2022

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322

Algebra

Let f(x)=x^2-6x+4 and let g(f(x))=2x+3. What is the sum of all possible values of g(8)?

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Guest May 20, 2022

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320

triangle

A triangle has integer length sides. If two sides of the triangle are and , how many possible lengths are there for the third side?

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Guest May 20, 2022

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324

Number Theory

Suppose a and b are positive integers such that the units digit of a is 2, the units digit of b is 4, and the greatest common divisor of a and b is 8. What is the smallest possible value of the least common multiple of a and b?

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Guest May 20, 2022

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326

right triangle

In right triangle ABC, we have AB = 10, BC = 20, and angle ABC = 90 degrees. If M is on AC such that BM is an altitude of triangle ABC, then what is cos angle ABM?

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Guest May 20, 2022

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325

help sum

Compute the value of 1 + 2 + 3 + 4 + ... + 2019 + 2020 + 2021 + 2022.

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Guest May 20, 2022

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358

Help ASAP!

The expression can be written in the form where and are integers. What is the value of ?

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Guest May 20, 2022

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273

triangles

A triangle with integer sides has perimeter . How many such non-congruent triangles are there? (A 3-4-5 triangle is considered congruent to a 3-5-4 triangle because we can reflect and rotate the triangles until they match up.)

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Guest May 20, 2022

363

+83

Long time since i needed help

For all positive integers n, the nth triangular number t(n) is defined as 1+2+3+4+5+....+n. What is the greatest possible value of the greatest common divisor of 4(t(n)) and n-1 ?

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Atlas May 20, 2022

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216

i need help asap

A 0.85 m wires carries a current of 20.0. The wire experiences a force of 5.8 N in the presence of magnetic field of 0.5 T. What is the angle between the magnetic field and the wire?

Guest May 20, 2022

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294

A square aluminum rod is 1.0 meters long and 5.0 mm on each side. What is the

A square aluminum rod is 1.0 meters long and 5.0 mm on each side. What is the
resistance between its ends? What must be the length of one side of a square
copper rod if its resistance is to be the read more ..

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Guest May 20, 2022

323

Coordinates

For what value of k does the line represented by the equation-1/2 - kx = 6y contain the point (1/4,-6)?

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Guest May 20, 2022

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221

quadratic

If the two roots of the quadratic 3x^2 + 5x + k = 0 are (-5 +/- sqrt(59)*i)/6, what is k?

Guest May 20, 2022

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341

trig question

SPQ is a straight line. We have sin RPQ = 7/20. What is sin RPS ?

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Guest May 20, 2022

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222

help coordinates

Compute the area of the circle that passes through all the intersection points of 4x^2 + 11y^2 = 29 and x^2 - 6y^2 = .

Guest May 20, 2022

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201

Counting problem

In how many ways can we seat 6 people around a table if Al and Joe won't sit next to each other? (Two seatings are the same if one is a rotation of the other.)

Guest May 20, 2022

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343

Algebra Questions

I have some sort of challenge questions/ homework from one of my math classes. It's been incredibly difficult and I would appreciate any help, thanks! Can someone please explain how to find the minimum/maximum values of these kind of questions? read more ..

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Guest May 20, 2022

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225

Triangle

Triangle ABC has side lengths AB=17, AC=25, BC= and O is the incenter. What is BO?

Guest May 20, 2022

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331

System

For what ordered pair (a, b) are there infinite solutions (x, y) to the system
4x+ay=-8-3x+y,
2x+y=b+2x+5y

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Guest May 20, 2022

292

please help

A company sells bath oils contained in spherical, water-soluble pods. The circumference of each spherical pod is 37.68 millimeters. What is the volume of a pod? (Use 3.14 for . Round the answer to the nearest tenth, if necessary. Recall that the formula read more ..

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Guest May 20, 2022

All Questions ⁺⁰237779 Questions

Please help me!

Quadratic

Complex Numbers

What present of 25 is 15

The scale on the map is 1 in = 500 miles. How many inches apart are cities that have a distance of 3000 miles between them?

help algebra

Algebra

triangle

Number Theory

right triangle

help sum

Help ASAP!

triangles

Long time since i needed help

i need help asap

A square aluminum rod is 1.0 meters long and 5.0 mm on each side. What is the

Coordinates

quadratic

trig question

help coordinates

Counting problem

Algebra Questions

Triangle

System

please help

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