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240

Domain

Compute the domain of the real-valued function f(x) = sqrt(1 - sqrt(2 + x)).

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Guest Sep 16, 2021

188

Hard hard question

Hi this is purely out of curiousity, could somebody solve this and explain it?

Guest Sep 16, 2021

330

angles help

Find angle BPC below

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Guest Sep 16, 2021

228

Yes help me

Dylan collected 7 times as many stickers as Jacob. When Dylan gave Jacob some of his stickers, they each had 16. How many stickers had Dylan given to Jacob?

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Guest Sep 16, 2021

232

plz help

A cube is inscribed within a hemisphere. (Note: being inscribed means that all 8 corners of the cube touch the surface of the hemisphere.) The cube has 2-inch edges. What is the surface area of the hemisphere (including the bottom surface)? read more ..

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Guest Sep 16, 2021

391

HELP APPRECIATED THXXX

The real numbers x, y and z satisfy the equations x + 2y + 3z = 950 and 3x + 2y + z = 1450. What is the average of x, y and z?

pls help, Im kinda stuck. read more ..

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Guest Sep 16, 2021

Sep 15, 2021

211

help

can someone solve this? https://web2.0calc.com/questions/plz-need-help cphill's answer was not correct

Guest Sep 15, 2021

795

Please help! Thank you! Algebra Question

Let What is , where the function is being applied 2012 times?

Note: This notation indicates repeated composition of functions, not exponentiation of functions. For example, f^2(x)=f(f(x)) and not . Similarly,f^3(x)=f(f(f(x))). read more ..

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Guest Sep 15, 2021

218

Geometry

Let WXYZ be a trapezoid with bases XY and WZ. In this trapezoid ANGLE ZXW=105 DEGREES, angle XWZ=48 degrees, and angle XYZ= 141 degrees. Find the angle YXZ, in degrees.

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Guest Sep 15, 2021

269

math trigonometry

what is the angle of measure 45degrees + (4n+1) * 90degrees ?

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Guest Sep 15, 2021

240

Algebra

Let f(x) be a polynomial of degree 4 with rational coefficients which has 1 + 2*sqrt(3), 3 - sqrt(3) as roots, and such that f(0) = -154. Find f(1).

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Guest Sep 15, 2021

370

PLS HELP!!!!!

https://web2.0calc.com/questions/math_48073

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Guest Sep 15, 2021

340

Complex Numbers

Suppose z is a complex number such that z^2 = 24 + 70*i. Find |z|.

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Guest Sep 15, 2021

647

The roots of $7x^2 + x - 5 = 0$ are $a$ and $b.$ Compute $(a - 4)(b - 4).$

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Guest Sep 15, 2021

404

Coordinates

Find the coordinates of the midpoint of AB with endpoints A(-2,1) and B(8,-2).

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Guest Sep 15, 2021

248

help algebra

My cupcake recipe makes 12 cupcakes and requires 2 sticks of butter. I can only buy whole sticks of butter. How many whole sticks of butter must I buy to make 200 cupcakes?

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Guest Sep 15, 2021

212

Please help ... Thanks

Tom and Dan were given some sweets. At first, Tom took 8/9 of the sweets. When he gave Dan 42 sweets, the number of sweets they had became equal. How many sweets were they given in all?

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Guest Sep 15, 2021

282

help math

In a set of five consecutive integers, the smallest integer is more than 4/5 the largest. What is the smallest possible value of the sum of the five integers?

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Guest Sep 15, 2021

391

a hamster eats 11 g of food a day how much food does it eat in the month of april

a hamster eats 11 g of food a day how much food does it eat in the month of april
what is the answe to this question

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Guest Sep 15, 2021

362

Inequality

How many negative integers m satisfy the inequality 3/m <= -7/22?

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Guest Sep 15, 2021

285

need help

A 3% solution of sulfuric acid was mixed with an 18% solution of sulfuric acid to produce an 8%solution. How much 3% solution and how much 18% solution were used to produce 15 L of 8% solution?

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Guest Sep 15, 2021

173

Counting

A Senate committee has 5 Democrats and 5 Republicans. In how many ways can they sit around a circular table if all the Rebpublicans sit together? (Two seatings are the same if one is a rotation of the other.)

Guest Sep 15, 2021

335

Number Theory

a number has exactly 8 factors. Two of the factors are 10 and 22. What is the number and what are all the factors

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Guest Sep 15, 2021

293

help Algebra

Two trains, train A and train B, weigh a total of 485 tons. Train A is heavier than train B. The difference of their weights is 303 tons. What is the weight of each train

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Guest Sep 15, 2021

All Questions ⁺⁰231334 Questions

Domain

Hard hard question

angles help

Yes help me

plz help

HELP APPRECIATED THXXX

help

Please help! Thank you! Algebra Question

Geometry

math trigonometry

Algebra

PLS HELP!!!!!

Complex Numbers

The roots of $7x^2 + x - 5 = 0$ are $a$ and $b.$ Compute $(a - 4)(b - 4).$

Coordinates

help algebra

Please help ... Thanks

help math

a hamster eats 11 g of food a day how much food does it eat in the month of april

Inequality

need help

Counting

Number Theory

help Algebra

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