All Questions ⁺⁰236358 Questions

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233

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quadratic inequalities

x^2-8+15<0

find please

Guest Apr 26, 2022

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235

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im failing math

how do you solve mixed fractional form

Guest Apr 26, 2022

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185

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Containers

Two containers designed to hold water are side by side, both in the shape of a cylinder. Container A has a diameter of 30 feet and a height of 18 feet. Container B has a diameter of 26 feet and a height of 19 feet. Container A is full of water and the water read more ..

Guest Apr 26, 2022

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184

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geometry

Find the side length of the equilateral triangle.

Guest Apr 26, 2022

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262

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geometry

Consider the grid of points shown below. Find the area of the pink region.

Guest Apr 26, 2022

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297

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Coordinates

The line x = k bisects the area of triangle ABC. Find the value of k.

Guest Apr 26, 2022

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196

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help coordinates

A line has slope 2. Find the area of the triangle formed by this line and the coordinate axes, if the distance between the origin and the line is .

Guest Apr 26, 2022

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276

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Coordinates

The line y = 3x - 10 intersects a circle centered at the origin at A and B. We know the lenght of chord AB is . Find the area of the circle.

Guest Apr 26, 2022

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173

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Coordinates

Two black lines pass through the origin, as shown below. If their slopes are 2 and , then find the slope of the red line that bisects the acute angle between these lines.

read more ..

Guest Apr 26, 2022

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169

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Prisms

A rectangular prism has a total surface area of 56. Also, the sum of all the edges of the prism is . Find the length of the diagonal joining one corner of the prism to the opposite corner.

Guest Apr 26, 2022

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181

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Vectors

For v = (2,3,-1) and w = (2,0,-1), compute the projection of v onto w.

Guest Apr 26, 2022

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204

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Quadratic

The equation y = -16t^2 - 18t + 405 describes the height (in feet) of a ball thrown downward at 18 feet per second from a height of 405 feet from the ground, as a function of time t, in seconds. In how many seconds will the ball reach a height of 150 feet? read more ..

Guest Apr 26, 2022

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189

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Triangle

In triangle PQR, PQ = 13, QR = 14, and PR = . Let M be the midpoint of QR. Find PM.

Guest Apr 26, 2022

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194

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pyramid

The area of one lateral face of a right pyramid with an equilateral triangular base is 75 square meters. If the slant height is 25 meters, what is the length of the side of its base, in meters?

Guest Apr 26, 2022

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177

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Domain

Compute the domain of the function $$f(x)=\frac{1}{\lfloor x^2-17x+18\rfloor}.$$

Guest Apr 26, 2022

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231

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Graphing question

Let f(x) = (2x^4 - 8x^3 + x^2 + 7x - 3)/(x^2 + x - 2). Give a polynomial g(x) so that f(x) + g(x) has a horizontal asymptote of 0 as x approaches positive infinity.

Guest Apr 26, 2022

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258

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help algebra

If x+y=9 and xy=10, what is the value of ?

Guest Apr 26, 2022

+3

206

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+344

solve and graph

graph f(x)=(834092340823049832049823740982^29384)^2

hipie Apr 26, 2022

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247

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Algebra

Let S be the set of all real numbers alpha such that the function
(x^2 + 5x + alpha)/(x^2 + 43x - 44)
can be expressed as a quotientof two linear functions. What is the sum of the elements of S?

Guest Apr 26, 2022

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327

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Helllllppppp! ASAP!

Find the perimeter of the following rectilinear figure.

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Guest Apr 26, 2022

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277

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Volume

Suppose you want to buy concrete for a 36 ft by 24 ft by 0.75 ft rectangular patio. If concrete costs $55 for each cubic yard, how much will the concrete for the patio cost? (remember 3 cubic feet = 1 cubic yard)

Guest Apr 26, 2022

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291

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Cylinder

The radius of a cylinder is 5/6 its height. Find the total surface area of the cylinder if its volume is 200pi.

Guest Apr 26, 2022

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324

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Number Theory

Compute the number of ordered pairs of positive integers (a,b) that satisfy (a^2)(b^3)=(20)^18.

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Guest Apr 26, 2022

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170

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3d geo

A prism and a cone have the same base area and the same height. What is the ratio of the surface area of the prism to the surface area of the cone?

Guest Apr 26, 2022

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