All Questions ⁺⁰230983 Questions

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175

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Algebra

If we are given x, y such that 25x - 9y = 18 and 5x - 3y = 3, compute 5x + 3y.

Guest Sep 15, 2021

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221

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Domain

What is the domain of the function g(x) = (3x + 1)/x + 8?

Guest Sep 15, 2021

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339

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calculus

how does .999 and so on = 1? Calculus: limits

Guest Sep 15, 2021

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336

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Pyramid

If a pyramid has 14 edges, how many vertices does it have?

Guest Sep 15, 2021

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216

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Geometry

In triangle ABC, let angle bisectors BD and CE intersect at I. The line through I parallel to BC intersects AB and AC at M and N, respectively. If AB = 17, AC = 24, and BC = 38, then find the perimeter of triangle AMN. read more ..

Guest Sep 15, 2021

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179

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Algebra

Let u and v be the solutions to 3x^2 + 5x + 7 = 0. Find uv.

Guest Sep 15, 2021

Sep 14, 2021

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220

1

Not sure how to solve this

A small radio transmitter broadcasts in a 67 mile radius. If you drive along a straight line from a city 78 miles north of the transmitter to a second city 87 miles east of the transmitter, during how much of the drive will you pick up a signal from the read more ..

Guest Sep 14, 2021

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336

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Algebra

What is the sum of all possible values of x such that 2x(x - 1) = -50?

Guest Sep 14, 2021

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399

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+614

functions

consider the function h(x)=1/(x-8)^5
suppose that g(x)=x-8. Find f(x) such that h(x)=(f o g)(x)

xxJenny1213xx Sep 14, 2021

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184

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help counting

How many ways are there to put 5 balls in 5 boxes if the balls are distinguishable but the boxes are not?

Guest Sep 14, 2021

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190

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help with set

Let $S = \{0,1,2,\ldots,10\}$. Consider all possible positive differences of pairs of elements of $S$. Let $N$ be the sum of all of these differences. Find $N.$

Guest Sep 14, 2021

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192

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ElectricPavlov or anyone, help please

https://web2.0calc.com/questions/please-help-asap-thanks_12

Guest Sep 14, 2021

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250

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Forgot to answer so would you please answer this question?

https://web2.0calc.com/questions/please-help-thanks_55

Guest Sep 14, 2021

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305

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need help

Every kid in Mr. Levans's 3rd grade class made a valentine for every kid in the class, including themselves. If the class made a total of 100 valentines, how many kids are in the class?

Guest Sep 14, 2021

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212

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please I really need help

Streets in Equilateralville are arranged in equilateral triangles as illustrated. Darlene walks to work every day making sure that each pathway she uses takes her clower, in actual distance, to work. Justin just wants to use a different route every day, read more ..

Guest Sep 14, 2021

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188

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precalc

If A is an angle such that (tan A) + (sec A)=8 enter all possible values of cos A separated by commas.

Guest Sep 14, 2021

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286

1

Help me

Roger spent $390 on a toy car. He spent 1/5 of his remaining money on a belt. If he had 3/7 of his money left, how much money did Roger have at first?

Guest Sep 14, 2021

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189

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Expressions pls help

Please help me pl

Guest Sep 14, 2021

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294

1

Analytic Geometry

Write an equation of the line that passes through (-3,3) and is perpendicular to the line 2y=8x-6

Guest Sep 14, 2021

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283

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geometric series

What is the sum of the geometric sequence 2, 10, 50, ... if there are 7 terms?

Guest Sep 14, 2021

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307

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System

If x, y and z are positive with xy=24, xz=48 and yz=144, what is the value of x+y+z?

Guest Sep 14, 2021

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318

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Point

Point
A
is located at coordinates
(−4, 3) read more ..

Guest Sep 14, 2021

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387

7

Eh hmmm

https://web2.0calc.com/questions/how_35

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Guest Sep 14, 2021

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