All Questions

891

+230

help pls

A wooden model of a square pyramid has a base edge of 12 cm and an altitude of 8 cm. A cut is made parallel to the base of the pyramid that separates it into two pieces: a smaller pyramid and a frustum. Each base edge of the smaller pyramid is 6 cm and read more ..

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Ericthegg123 Sep 6, 2020

-1

433

counting

A textbook has 1,000 pages. How many of the pages have page numbers whose digits add up to exactly 4?

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Guest Sep 6, 2020

704

please help

I need to make numbers out of 9s.

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Guest Sep 6, 2020

604

geometry problem

Find the length of the common chord of the two circles x^2 + y^2 = 16 and (x - 1)^2 + (y - 2)^2 = 25.

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Guest Sep 6, 2020

563

need help

ABCDE is a regular pentagon. Find the measure of the angle (in degrees) between AC and BD.

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Guest Sep 6, 2020

535

algebra

The average of a and 2b is -3, and the average of a and 2c is 11. what is the average of a, b, and c

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Guest Sep 6, 2020

673

+367

PLEASE HELP ASAP THANK YOU

For what negative value of is there exactly one solution to the system of equations ?

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imdumb Sep 6, 2020

-1

862

+79

Airplane Question

The first aircraft has 100 more seats than the second aircraft. The third aircraft has 27 fewer seats than the second aircraft. If their total number of seats is 373, find the number of seats for each aircraft.

Work:
read more ..

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TheLovely1 Sep 6, 2020

786

+79

Consecutive Integers

The sum of three consecutive even integers is 282. Find the integers.

WORK:
x+x+2+x+4=282 read more ..

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TheLovely1 Sep 6, 2020

551

Trigonometry

A sector has an angle of 107.9 and an arc length of 5.92 metres. Find its radius and area.

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Guest Sep 6, 2020

767

+230

URGENT NEED HELP SOON

Triangle with vertices at A(1,1), B(1,-2), C(5,-2) , and is translated up 3 units and then dilated with respect to the origin by a factor of 2. What are the new coordinates of point C ? Express your answer as an ordered read more ..

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Ericthegg123 Sep 6, 2020

722

+306

Find all numbers r for which the system of congruences

Find all numbers r for which the system of congruences
has a solution.

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mathmathj28 Sep 6, 2020

399

algebra

For what values of f(x) > 0? (Type a compound inequality)

Guest Sep 6, 2020

926

math problem

What is the 125th digit beyond the decimal point in the decimal representation of 4/7?

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Guest Sep 6, 2020

698

+1246

Hyperbola

The graph of y^4 - 4x^4 = 2y^2 - 1 is the union of the graphs of two different conic sections. Which two types of conic sections are they?
(Write your answer as a list, with "C" for circle, "E" for ellipse, "H" for hyperbola, and "P" for parabola. For read more ..

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Lightning Sep 6, 2020

695

+1246

Ellipse

A circle has the same center as an ellipse and passes through the foci F1 and F2 of the ellipse. The two curves intersect in 4 points. Let P be any point of intersection. If the major axis of the ellipse is 15 and the area of triangle PF1F2 is 26, read more ..

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Lightning Sep 6, 2020

654

+1246

Complex numbers

Let w be a nonreal root of z^3 = 1. Find the number of different possible values of
(w + 1)^n where n is a positive integer.

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Lightning Sep 6, 2020

603

i ned help

Find x.

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Guest Sep 6, 2020

423

please help

What is the perimeter of HUK?

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Guest Sep 6, 2020

437

number theory

Prove that 6^n - 1 is divisible by 5 for all positive integers n.

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Guest Sep 6, 2020

395

help please

Find the graph of g(x).

Guest Sep 6, 2020

565

please help

I need to solve for x.

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Guest Sep 6, 2020

636

+96

halp plz

Find a linear inequality with the following solution set. Each grid line represents one unit.

https://latex.artofproblemsolving.com/a/2/9/a29ab229485ebb0bd55ba84d9b69637ee1b61804.png
read more ..

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kanisan Sep 6, 2020

535

please help!

Solve the following inequality algebraically. ∣x−5∣≤11

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Guest Sep 6, 2020

All Questions ⁺⁰238403 Questions

help pls

counting

please help

geometry problem

need help

algebra

PLEASE HELP ASAP THANK YOU

Airplane Question

Consecutive Integers

Trigonometry

URGENT NEED HELP SOON

Find all numbers r for which the system of congruences

algebra

math problem

Hyperbola

Ellipse

Complex numbers

i ned help

please help

number theory

help please

please help

halp plz

please help!

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