All Questions

314

i dot know math at all how do i solve a fraction

5/8 divided buy 7/9

read more ..

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Guest May 18, 2022

275

Fractions

In how many different ways can be represented as 1/a + 1/b + 1/c, if a and b and c are positive integers with a >= b >= c.

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Guest May 18, 2022

327

geometry

Let AB be a diameter of a circle centered at O. Let E be a point on the circle, and let the tangent at B intersect the tangent at E and AE at C and D, respectively. If angle BAE = 41 degrees, find angle CED, in degrees. read more ..

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Guest May 18, 2022

547

Compute the value of $1 - 2 + 3 - 4 + \dots + 2019 - 2020 + 2021$.

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

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Guest May 18, 2022

435

Pls help

Levans writes a positive fraction in which the numerator and denominator are integers, and the numerator is 1 greater than the denominator. He then writes several more fractions. To make each new fraction, he increases both the numerator and the denominator read more ..

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Guest May 18, 2022

May 17, 2022

319

Functions

Given f(x) = sqrt((x - 7)/(4 - x)), what is the smallest possible integer value for x such that f(x) has a real number value?

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Guest May 17, 2022

318

Hard polynomial

Expand -(3 - c)(c + 2(3 - c) - 7(c - 5)) .What is the sum of the coefficients of the expanded form?

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Guest May 17, 2022

295

Quadratic equations

The equation y = -16t^2 + 60t described the height (in feet) of a projectile launched from the ground at 60 feet per second upward. In how many seconds will the projectile first reach feet in height? Express your answer as a decimal read more ..

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Guest May 17, 2022

414

Urgent Help needed!

Let $a_1, a_2, a_3,\dots$ be an arithmetic sequence. If $a_1 + a_3 + a_5 = -12$ and $a_1a_3a_5 = 80$, find all possible values of $a_{10}$.

I am unsure, is this some type of system of equations question?

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Guest May 17, 2022

311

builderboi help

Simplify the following expression to a simplified fraction:

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Guest May 17, 2022

319

help builderboi

Let a = 3*5*7 (mod 11) . What is the remainder when a is divided by 11?

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Guest May 17, 2022

315

Integers

Given positive integers x and y such that x≠y and , what is the smallest possible value for x+y?

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Guest May 17, 2022

365

+27

Find value of series

Find the value of series
\[1 + 4 + 2 + 8 + 3 + 12 + 4 + 16 + \cdots + 24 + 96 + 25 + 100.\]

Thank you!! read more ..

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IcanhelpandIneedhelp May 17, 2022

313

Quadratic roots

If m is a real number and has two distinct real roots, then what are the possible values of m? Express your answer in interval notation.

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Guest May 17, 2022

276

help geometry

A right triangle has legs of length 6 and b and a hypotenuse of length c . The perimeter of the triangle is 12. Compute c.

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Guest May 17, 2022

274

help quadratic

The quadratic x^2 - 6x + c has a repeated root. Find c.

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Guest May 17, 2022

345

HELP FAST

One of the five quadratics below has a repeated root. (The other four have distinct roots.) What is the repeated root?

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Guest May 17, 2022

323

Number Theory

N is a four-digit positive integer. Dividing N by 9, the remainder is 5. Dividing N by 7, the remainder is 3. Dividing N by 5, the remainder is 3. What is the smallest possible value of N?

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Guest May 17, 2022

412

+252

Find the sum of all integers $k$ such that $\binom{23}{4} + \binom{23}{5} = \binom{24}{k}$.

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Blizzardshine May 17, 2022

350

Fractions

Levans writes a positive fraction in which the numerator and denominator are integers, and the numerator is 2 greater than the denominator. He then writes several more fractions. To make each new fraction, he increases both the numerator and the denominator read more ..

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Guest May 17, 2022

328

Range

The range of the function g(x) = 2/(2 + 4x^2) + 8/(1 + x^2)can be written as an interval (a,b]. What is a+b?

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Guest May 17, 2022

315

Help!

The sum of the length of the three sides of a right triangle is 26. The sum of the squares of the lengths of the three sides is 288. Determine the area of the triangle.

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Guest May 17, 2022

216

Algebra

Let y = (x-3)/(x+7) - 5.

Then this equation can be expressed in the form (x + a)(y + b) = c for some constants a, b, and c . Enter your answer in the form " a, b, c".

Guest May 17, 2022

232

Algebra

If a and b are roots of x^2 - 2x + sqrt(3)/2 = 0 and x^2 + px + q = 0, what is p?

Guest May 17, 2022

331

pls help

Ahmed wishes to build a rectangular dog run using the side of his house as one of the LONGER sides. The length of the dog run is 2 m more than three times the width. The perimeter is 32 m. Which equations below would model the perimeter read more ..

Guest May 17, 2022

All Questions ⁺⁰237779 Questions

i dot know math at all how do i solve a fraction

Fractions

geometry

Compute the value of $1 - 2 + 3 - 4 + \dots + 2019 - 2020 + 2021$.

Pls help

Functions

Hard polynomial

Quadratic equations

Urgent Help needed!

builderboi help

help builderboi

Integers

Find value of series

Quadratic roots

help geometry

help quadratic

HELP FAST

Number Theory

Find the sum of all integers $k$ such that $\binom{23}{4} + \binom{23}{5} = \binom{24}{k}$.

Fractions

Range

Help!

Algebra

Algebra

pls help

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