All Questions

445

help

Find the numerical value of b for which the length of the path from A(0,2) to B(b,0) to C(c,10) to D(5,9) will be a minimum.

Guest Dec 14, 2019

782

help

The sum of the squares of the first and fourth terms of an arithmetic progression is 200, while the sum of the squares of the second and third terms is 136. Find the product of these four terms.

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Guest Dec 14, 2019

660

help!

1. The diagonals of a trapezoid are perpendicular and have lengths 3 and 4. Find the length of the median of the trapezoid.
2. ABCD is a trapezoid with bases AB and DC. We know that
3. The ratio of the four sides of a trapezoid read more ..

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Guest Dec 14, 2019

-2

885

+30

/gone

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whoisjoe Dec 14, 2019

863

+143

Polynomial Roots

Suppose the polynomial

has integer coefficients, and its roots are distinct integers.
Given that and , what is the least possible value of ?

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AoPS.Morrisville Dec 14, 2019

877

geometric proofs

Two parallel lines, A and B, are cut by transversal C as shown. Complete the proof that ∠1 ≅ ∠7 In the following image you will find a drag-and-drop of phrases used to complete the chart.

Help, I don't understand.

If x, y, and z are positive integers such that , find x+y+z.

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Guest Dec 13, 2019

783

+38

Stuck on homework problem

https://imgur.com/a/aK0UKl0
Posted a picture of the problem on here. Can't seem to figure it out thanks in advance.

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evanborot Dec 13, 2019

676

Number Theory Help

Of all the 900,000 6-digit integers, how many of them are both perfect squares and perfect cubes for the same number? Thanks for help.

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Guest Dec 13, 2019

1374

+491

Really need help with this

Forty-two percent of the members in a book club prefer to read nonfiction books. Use the Table of Random Digits below to simulate randomly selecting and asking 15 members, “Do you prefer to read fiction or nonfiction books?”
read more ..

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whosmans Dec 13, 2019

801

Math problem I would appreciate help with

Hi, I'm not quite sure how to do this. Could someone help me understand please?
Given positive integers x and y such that 2 x^2 y^2 + 4y^3 = 149 + 3x^2, what is the value of x+y?
I think I might have to factor parts of this different ways read more ..

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Guest Dec 13, 2019

909

Xavier rounds the number $x$ to the nearest integer and gets $8$...

URGENT DUE TODAY PLEASE HELP!!!!
Xavier rounds the number $x$ to the nearest integer and gets $8$. Meanwhile, Yolanda rounds the same number $x$ to the nearest tenth, then passes her answer to Zazeela, who rounds that answer to the nearest integer read more ..

ElectricPavlov ●

Guest Dec 13, 2019

854

+299

This is not a math question.

This is not a math question.
This is a science question: please explain the difference between protons, nucleus, and neutrons.
I am confused about these things. Help.

off-topic

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tomsun Dec 13, 2019

727

help

The polynomial P(x) satisfies P(x + 2) - P(x) = 6 and P(0) = 2. Find P(x).

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Guest Dec 13, 2019

743

help

If sin(2x) = 24/25, find sin(x)^4 + cos(x)^4.

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Guest Dec 13, 2019

898

+87

Hh Ee Ll Pp Ww Ii Tt Hh Mm Aa Tt Hh

Positive real numbers satisfy the equations and . Find .

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Divineology Dec 13, 2019

882

+73

Solving innequalities

solve the linear innequalities

1.5t - 150 > 450
read more ..

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kminery19 Dec 13, 2019

794

Golden rectangle

The golden rectangle with the area of 8cm2 is inscribed in a circle. What's the area of that circle?

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Guest Dec 13, 2019

873

Static Equilibrium

A rigid rod AB length 2.8 m of negligible mass is acted upon by a force of 20 N at end A. If the rod is pivoted at 1.2 m from end A, find the value of the force at B such that the rod is in equilibrium and the reaction at the pivot.

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Guest Dec 13, 2019

1177

algebra please help it would be greatly apprecaited.

Please help I am terrible at math, have good grades in everything but math.
1.Let f(x)=ln(3x)+2.5 . What is the average rate of change of f(x) from 2 to 7? Round your answer to the nearest hundredth. −3.99 −0.25 0.25 3.99 ----- read more ..

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Guest Dec 13, 2019

997

help

Every time I use a piece of scrap paper, I crumple it up and try to shoot it inside the recycling bin across the room. I'm pretty good at it: If I shoot 5 pieces of paper at the recycling bin, at least one of them will make it inside the recycling bin with read more ..

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Guest Dec 13, 2019

656

Order of Operations Question Help

how do you do an order of operations question with tax?

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Guest Dec 13, 2019

All Questions ⁺⁰237722 Questions

help

help

help!

/gone

Polynomial Roots

geometric proofs

Help, I don't understand.

Stuck on homework problem

Number Theory Help

Really need help with this

Math problem I would appreciate help with

Xavier rounds the number $x$ to the nearest integer and gets $8$...

This is not a math question.

help

help

Hh Ee Ll Pp Ww Ii Tt Hh Mm Aa Tt Hh

Solving innequalities

Golden rectangle

Static Equilibrium

algebra please help it would be greatly apprecaited.

help

Order of Operations Question Help

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