All Questions ⁺⁰237321 Questions

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245

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Geometry

In isosceles right triangle ABC, shown here, AC=BC. Point X is on side BC such that CX=6 and XB=, and Y is on side AB such that $\overline{XY}\perp\overline{AB}$. What is the length AX?

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Guest Feb 11, 2022

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345

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30 times what=120

30 times what=120

Guest Feb 11, 2022

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311

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power

what is 2x10 to the power of 6

Guest Feb 11, 2022

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345

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help asap pls

Guest Feb 11, 2022

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214

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-x + 2/5 = 3/5y

-x + 2/5 = 3/5y
3y = -18/11x + 51/11

Guest Feb 11, 2022

+1

443

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Americam women shoe size

Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.33 and a standard deviation of 1.48. Using the empirical rule, what percentage of American women have shoe sizes that are at least 12.77?

Guest Feb 11, 2022

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344

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+4

bell shape

Suppose that shoe sizes of American women have a bell-shaped distribution with a mean of 8.35 and a standard deviation of 1.47. Using the empirical rule, what percentage of American women have shoe sizes that are at least 6.88? Please do not round your read more ..

joy23225 Feb 11, 2022

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314

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+2

Variability

Many things can contribute to the variability in a sample suppose the members of a youth group have just completed a measurement inventory that assesses an individual's self-esteem. Half of the youth group completed the questionnaire at the beginning read more ..

lele12 Feb 11, 2022

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200

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geometry

In rectangle ABCD, shown here, CE is perpendicular to BD. If BC = 3 and DC = 3, what is CE?

Guest Feb 11, 2022

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227

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geometry

The numbers 20, 99, and 101 form a Pythagorean triple. A right triangle has heights 20, 99, and x where x is the shortest height. What is x?

Guest Feb 11, 2022

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254

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Find the sum of all real numbers x that satisfy {x} = 2x^2/9. (Note: {x} is the fractional part of x so {1.33} = .33)

Find the sum of all real numbers x that satisfy {x} = 2x^2/9. (Note: {x} is the fractional part of x so {1.33} = .33)

Guest Feb 11, 2022

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311

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Domain

Let f(x)= 2*sqrt(x). What is the domain of f? Express your answer with interval notation.

Guest Feb 11, 2022

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201

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Domain

If h(x) is a function whose domain is [-8,8], and g(x)=h(x)/2, then the domain of g(x) is an interval of what width?

Guest Feb 11, 2022

Feb 10, 2022

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348

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help algebra

Find the value of . Your answer should be in the form of a+b*sqrt(c) where no factor of c (other than 1) is a square. Find a+b+c

Guest Feb 10, 2022

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356

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Parabola

Find the equation whose graph is a parabola with vertex (2,4), vertical axis of symmetry, and contains the point (1,-1). Express your answer in the form "ax^2+bx+c".

Guest Feb 10, 2022

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331

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geometry

Let ABCD be a trapezoid with bases BC and AD. In this trapezoid, angle DBA = 105, angle ABD = 48, and angle BCD = . Find angle CBD, in degrees.

Guest Feb 10, 2022

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272

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Algebra problem

Solve 3a + 4b = a - 8b + 24 - 7a + 6 for a in terms of b.

Guest Feb 10, 2022

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346

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plz help

What is the largest number that will always divide the sum of any consecutive positive integers?

Guest Feb 10, 2022

-1

335

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(ln)

Guest Feb 10, 2022

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228

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Precalculus

For how many values of n with 0 <= n <= 100 is the graph of f(x) = sin(2x + n) identical to the graph of g(x) = cos(2x)?

Guest Feb 10, 2022

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415

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+73

Given the graph of f(x) above, find the following and write your answers using interval notation.

Given the graph of f(x) above, find the following and write your answers using interval notation. Any answers read more ..

GAMEMASTERX40 Feb 10, 2022

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206

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Coordinates

A circle passes through the point (12,0), and is tangent to the y-axis at the point . Find the radius of the circle.

Guest Feb 10, 2022

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204

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vertex(-6,-4) other point (-2,12)

vertex(-6,-4) other point (-2,12)

Guest Feb 10, 2022

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