All Questions ⁺⁰237779 Questions

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help coordinates

Let k be a positive real number. The line x + y = k and the circle x^2 + y^2 = 2k + 1 are drawn. Find k so that the line is tangent to the circle.

Guest Jun 13, 2022

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Vectors

Last Problem I promise

Multiply (2.89cis 62.31\deg)(11cis 102.05\deg )
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Elijah Jun 13, 2022

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343

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Help Please

If 20 female Kodiak grizzly bears produce 50 cubs every 4 years, how many years will it take 30 female grizzlies to produce 100 cubs? Assume a constant rate of cubs per grizzly per year. Round up to the nearest whole number of years.
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Elijah Jun 13, 2022

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418

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pH Problem

Find the pH for a hydronium ion concentration of [H^+]=3.2*10^(-4)M. Round to 1 d.p.

I dont even know where to start for this problem
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Elijah Jun 13, 2022

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286

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Algebra

Find three consecutive odd integers such that the sum of the first, two times the second and three times the third is 34.

Guest Jun 13, 2022

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334

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please help me

Using L'Hopital's Rule, Find $Lim_{x\to\infty} \frac{3x^3}{x^2}$

hipie Jun 13, 2022

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298

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(−241)2=left parenthesis, minus, 2, start fraction, 1, divided by, 4, end fraction, right parenthesis, squared, equals

(−241)2=left parenthesis, minus, 2, start fraction, 1, divided by, 4, end fraction, right parenthesis, squared, equals

Guest Jun 13, 2022

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315

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+349

help

Solve this quadratic by completing the square. \[x^2 + x + 1 = 0\]

hipie Jun 13, 2022

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hip

$find \ all \ values \ of \ x \ using \ the \ cubic \ formula \sqrt[3]{\frac{-q}{2} + \sqrt{(\frac{q}{2})^2 + (\frac{p}{3})^3}} + \sqrt[3]{\frac{-q}{2} - \sqrt{(\frac{q}{2})^2 + (\frac{p}{3})^3}}$ of x^3 + x^2 + x + 1

hipie Jun 13, 2022

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276

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Combination Questions

1. In Alberta, all postal codes start with the letter T. How many different postal codes are their possible in Alberta?

In Canada, all postal codes are made up of six characters., which follow the pattern, letter-digit-letter-digit-letter-digit. read more ..

Guest Jun 13, 2022

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309

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Algebra

How many gallons of a 25% acid solution should be added with 10 gallons of a 12% acid solution to obtain a 20% acid solution

Guest Jun 13, 2022

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315

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Function

the function f(x) satisfies f(1/sqrt(x+1))=1/x for all x greater than or equal to -1, while x cannot be zero. Find f(2)

Guest Jun 13, 2022

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332

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When the sun shines at a 75 angle to the ground, Nadia’s shadow is 18 inches long. To the nearest inch, how tall is Nadia?

When the sun shines at a 75° angle to the ground, Nadia’s shadow is 18 inches long. To the nearest inch, how tall is Nadia?

Guest Jun 13, 2022

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204

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geometry

Circle Gamma is the incircle ABC of and is also the circumcircle of XYZ. The point X is on BC, point Y is on AB, and the point is Z on AC. If angle A = 40, angle B = 80, and angle C = 60, what is the measure of angle AYX?

Guest Jun 13, 2022

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194

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can u find the equation to get past eman

can u find the equation to get past eman

Guest Jun 13, 2022

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299

1

1.given z=3x-4y

1.given z=3x-4y
(a) the value of z when x=5 and y = 2

Guest Jun 13, 2022

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222

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help please

yeah,, I need help \[\sqrt[3]{27 + \frac{2}{\infty} + 0 + \prod_{n=0}^{2} n}\] lol

Guest Jun 13, 2022

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304

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780

$\int_{4}^{10} 3xdx$

Guest Jun 13, 2022

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225

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please help

$$\sqrt[3]{27x} + \frac{3}{3} - \prod_{n=0}^{\infty} 3n - \sum_{n=9}^{16} n + \int_{a}^{b}f(x)dx + \begin{pmatrix}a_1 \\ a_2 \\ a_3 \end{pmatrix} - \begin{vmatrix} a_1 & b_2 & c_3 \\ 9 & 2 & 1 \\ 7 & 8 & a_9 \end{vmatrix} + \begin{pmatrix} read more ..

Guest Jun 13, 2022

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299

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Complex roots

The equation\[\frac{x}{x+1} + \frac{x}{x+2} = kx\]has exactly two complex roots. Find all possible complex values for $k.$

Enter all the possible values, separated by commas.

Guest Jun 13, 2022

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293

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Тригонометрическое вычитание

Hello, can you give me a detailed solution for this example: (cos(75) - sin(75))^2

Guest Jun 13, 2022

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329

2

coordinates

Find the ratio in which the point P(11, y) divides the line segment joining the points A(15,5) and B(9, 20). Also, find the value of y.

Guest Jun 13, 2022

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295

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geometry problem

Five friends live on the same street. Their houses are at points A, B, C, D, and E, with the distances shown.

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Guest Jun 13, 2022

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260

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Mathematics

Griffin and Marco have 342 coins altogether. Griffin's coins is equal to 4/5 of Marco's coins. How many more coins does Marco have than Griffin?

Guest Jun 13, 2022

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