All Questions ⁺⁰238122 Questions

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493

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trig question

In right triangle XYZ with XYZ = 90 degrees, we have XY = 24 and YZ = 25. Find tan Y.

Guest Apr 22, 2021

-1

572

4

+36

Yep

Julian gave money to two of his favorite charities. He gave 50% more money to the Clean Air Fund than to the Library Fund. If Julian gave $15 to the Clean Air Fund, how much money did he give altogether?

Abcyacomga Apr 22, 2021

+1

693

1

+502

Right-Triangle Trig

In right triangle $DEF$, we have $\angle D = 25^\circ$, $\angle E = 90^\circ$, and $EF = 9$. Find $DE$ to the nearest tenth. You may use a calculator for this problem.

amygdaleon305 ●

ellapow Apr 22, 2021

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497

1

Find 5 consecutive negative integers such that the product of the 3rd and 5th is 483.

Find 5 consecutive negative integers such that the product of the 3rd and 5th is 483.

amygdaleon305 ●

Guest Apr 22, 2021

0

497

1

get it correct you are the best

How many ways can a domino be placed on a chessboard? Each "half" of the domino must cover exactly one square of the chessboard. An example is shown below.

Guest Apr 22, 2021

+1

436

1

+502

Right-Triangle Trig

$ABCDEFGH$ is a cube. Find $\sin \angle GAC$.

ellapow Apr 22, 2021

+1

563

3

Ratios what does everyone agree with

Members of the computer club voted for their favorite snack. 3 out of 5 people voted for chips. The others voted for pretzels. If 33 people voted for chips, how many fewer people voted for pretzels?

Guest Apr 22, 2021

0

477

1

+36

Math

Blake and Andy have a collection of computer games. Blake found 3 out of every 4 computer games in the collection. Andy found 18 fewer computer games than Blake. How many computer games are in their collection?

amygdaleon305 ●

Abcyacomga Apr 22, 2021

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327

0

Can someone plz help me I dont know how to translate this LaTeX but if someone else could it is the chart.

Can someone plz help me I dont know how to translate this LaTeX but if someone else could it is the chart.

The United States Postal Service charges an extra 0.11 cents in postage if the length of an envelope, in inches, divided read more ..

Guest Apr 22, 2021

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468

1

help

Guest Apr 22, 2021

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524

3

Functions

Given that f(x) = x^{2}-2x+5 and g(x) =x+8, what is the value of f(g(5)) -g(f(5))?

amygdaleon305 ●●●

Guest Apr 22, 2021

0

475

5

Sksjs

Grant has cup of ice cream in a bowl. He then removes two cups of ice cream to share with his little brother. Which of the following best explains the amount of ice cream left in Grant's bowl?

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Guest Apr 22, 2021

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560

1

3, 7(x-1)-2, 5(x+2)=x-3, 9

3, 7*(x-1)-2, 5*(x+2)=x-3, 9

Guest Apr 22, 2021

+1

494

2

kaskjwofjmk

Professor Crump maintains his theory is correct. He states "the concentration of krill is reduced by 1/7 every time a pod of Baden whales passes by." Consider an area of the ocean where the krill concentration is 35/m3. If Professor Crump's theory read more ..

Guest Apr 22, 2021

0

460

1

Graphing question

Below is a portion of the graph of a function, y=h(x):

If the graph of y=h(x-3) is drawn on the same set of axes as the graph above, then the two graphs intersect at one point. What is the sum of the coordinates of that point? read more ..

SparklingWater2 ●

Guest Apr 22, 2021

0

457

2

Inverse Functions

If h(y) = (1 + y)/(2 + y), then what is the value of $h^{-1}(5)$? Express your answer in simplest form.

Guest Apr 22, 2021

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512

2

Domain

Let f(x) = x^2 + 2x + 5. If the domain of f is all real numbers, then f does not have an inverse function, but if we restrict the domain of f to an interval [c,\infty), then f may have an inverse function. What is the smallest value of c we can use here, read more ..

Guest Apr 22, 2021

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513

1

Functions

Let f(x) = 3x - 7 and g(x) = x + 4 and g(f(4)) = 9. What is g(f(-4))?

Guest Apr 22, 2021

0

540

2

Plz help!! :D

Find the area of an isosceles triangle with two legs of length 8 and base of length 6.

Guest Apr 22, 2021

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371

2

I dont know how to edit it but I fixed it! plz help

I dont know how to edit it but I fixed it!

The United States Postal Service charges an extra $0.11
read more ..

Guest Apr 22, 2021

0

307

0

Complex Numbers

Let r be a real number, |r| < 2, and let z be a complex number such that |1/z| = r. Find |z|.

Guest Apr 22, 2021

0

565

1

+569

geometry

1. A reflection maps A to B and B to C. Given AB=12, find AC.

2. A dilation with scale factor -3 maps X to X' and Y to Y'. Given X'Y'=2, find XY.
read more ..

iamhappy Apr 22, 2021

0

355

0

Stem and Leaf Plots

https://drive.google.com/file/d/1kLPngntbteBKtMmo3bcucNgUk9uH45bO/view?usp=drivesdk

Guest Apr 22, 2021

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