All Questions ⁺⁰238360 Questions

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A two-digit number has the property that the square of its tens digit plus ten times its units digit equals the square of its units digit plus ten times its tens digit. Determine all two-digit numbers which have this property, and are prime numbers. read more ..

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Guest Nov 26, 2019

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1862

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An online clothing company sells custom sweatshirts. The company charges $4.99 for shipping plus $7.50 for each sweatshirt. Write a linea

An online clothing company sells custom sweatshirts. The company charges $4.99 for shipping plus $7.50 for each sweatshirt. Write a linear function rule that models the total cost y (in dollars) for any number of sweatshirts x

Guest Nov 26, 2019

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Three chords in a circle have lengths a, b, and c, where c = a + b. If the chord of length a subtends an arc of 30 degrees and the chord of length b subtends an arc of 90 degrees, then the number of degrees in the smaller arc subtended by the chord read more ..

Guest Nov 26, 2019

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671

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For what positive value of c does the line y = -x + c intersect the circle x^2 + y^2 = 1 in exactly one point?

Guest Nov 26, 2019

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1045

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+2

I return

off-topic

Huggy2.0 Nov 26, 2019

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733

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What is the purpose of grants-in-aid?

I need help please ASAP thank you

Guest Nov 26, 2019

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What type of federalism was most common in the United States until 1930?

I need helpp please, am I correct or not I need the right answeer I can only take this once. Thank you.

off-topic

Guest Nov 26, 2019

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LaTeX Basic Guide

plus - minus - times \times divided \div fraction \frac{1}{2} square root \sqrt{4} plus/minus \pm power of 2^3 power of 2^{3+x} fraction {1 \over 2} box \fbox{2+2} L/R arrow \leftrightarrow Up arrow \uparrow Down arrow read more ..

off-topic

CoolStuffYT Nov 26, 2019

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886

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Writing Linear Equations

Tim explained a function in words and Paul wrote an equation.
Tim
The amount of money in a savings account increases at a rate of $225 per month. After eight months, the bank account has $4,580 in it.
Paul read more ..

Guest Nov 26, 2019

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A semicircle is inscribed in a quadrilateral ABCD in such a way that the midpoint of BC coincides with the center of the semicircle, and the diameter of the semicircle lies along a portion of BC. If AB = 4 and CD = 5, what is BC?

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Guest Nov 26, 2019

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1320

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3(4x-2y)-2(3x+y)

I want the answer pls !!

off-topic

Guest Nov 26, 2019

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1162

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+38

Stuck on homework problem

A mountain is located 27 kilometers from a hilltop. From the hilltop, a surveyor determines that the angle of elevation to the top of the mountain is 6∘6∘ and that the angle of depression to the bottom of the mountain is 2∘2∘. How tall read more ..

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evanborot Nov 26, 2019

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It is possible to select 15 children from a school with 2015 children in N different ways. What is the last digit of N?

Guest Nov 26, 2019

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818

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What is the hardest topic in mathematics to learn??

What is the hardest topic in mathematics to learn??

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Guest Nov 26, 2019

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960

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The function $f(x)$ satisfies \[f(x) + 2f(1 - x) = 3x^2\]for all real numbers $x.$ Find $f(3).$

Guest Nov 26, 2019

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1147

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+537

More Circles

A piece of paper in the shape of an equilateral triangle with side length 3 and a circular piece of paper with radius 1 are glued together so that their centers coincide. How long is the outer perimeter of the resulting 2-dimensional shape?

MathCuber Nov 26, 2019

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Circle Help!

A quarter-circle is drawn inside a square, as shown below. A point on the quarter-circle has distances of 1 and 8 from two sides of the square.
Find the side length of the square.

https://latex.artofproblemsolving.com/miscpdf/tledzvvo.pdf?t=1574736375974 read more ..

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MathCuber Nov 26, 2019

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686

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What is the area of the region of the plane determined by the inequality 3 <= |x| + |y| <= 4?

Guest Nov 26, 2019

Nov 25, 2019

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509

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How many two-digit numbers are divisible by each of their digits?

Guest Nov 25, 2019

+1

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Which quadratic equation fits the data in the table?

Which quadratic equation fits the data in the table?
y=−x2−4x+1
y=x2−4x+1
y = x² + 4x + 1 read more ..

Guest Nov 25, 2019

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1838

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help

Suppose PABCD is a right square pyramid with apex P and base ABCD. If PBD is an equilateral triangle with side length 6, then what is the volume of PABCD?

Guest Nov 25, 2019

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