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3653

+327

Geometry Question 2/8/18

A sculptor is planning to make two triangular prisms out of steel. The sculptor will use △ABC for the bases of one prism and △DEF for the bases of the other prism. The triangles are similar.
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KennedyPape Feb 9, 2018

1172

2. The table shows the probabilities of winning or losing when the team is playing away or is playing at home

Home Away Total Win 0.2 0.05 0.25 Loss 0.6 0.1 0.7 Total 0.8 0.15 1.00
(a) Are the events “winning” and “playing at home” independent? Explain why or why not.
(b) Are the events read more ..

Guest Feb 9, 2018

1923

+647

A sequence

A sequence of positive integers with and a9 + a10 =646 is formed so that the first three terms are in geometric progression, the second, third, and fourth terms are in arithmetic progression, and, in general, for all n >= 1, the read more ..

heureka ●

waffles Feb 9, 2018

1744

+647

Find

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waffles Feb 9, 2018

873

+647

A sequence of real numbers is defined recursively as follows: and are positive real numbers, and

A sequence of real numbers is defined recursively as follows: and are positive real numbers, and

for n = 0,1,2... . Find the value of , in terms of a and b . read more ..

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waffles Feb 9, 2018

2276

+647

This week in class, we covered one way to sum an arithmetico-geometric series. Now we're going to cover a different approach.

Let |r| < 1,

and

Our approach is to write T as a geometric series in terms of a and r . <#> Give a closed form expression for T in terms of r.

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waffles Feb 9, 2018

724

+647

math

Find

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waffles Feb 9, 2018

956

+647

Simplify(1+3+5+...+199)/(2+4+6+...+200)

Simplify (1+3+5+...+199)/(2+4+6+...+200)

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waffles Feb 9, 2018

2039

+113

Hardest Question I've ever seen!

A worker's salary was reduced by m%. Find the percent by which the new salary would have to be raised to bring it back to the original amount.

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jonathanxu999 Feb 9, 2018

1584

+113

Dodecahedra!!!

The faces of two dodecahedra are labeled with the numbers 1 to 12 in order to make dice. If these dice are rolled, what is the probability that the sum of the two top numbers is greater than 12?

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jonathanxu999 Feb 9, 2018

8744

A researcher observes and records the height of a weight moving up and down on the end of a spring. At the beginning of the observation, the

A researcher observes and records the height of a weight moving up and down on the end of a spring. At the beginning of the observation, the weight was at its highest point. From its resting position, it takes 8 seconds for the weight read more ..

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Guest Feb 9, 2018

5312

A sine function has the following key features:

A sine function has the following key features:
Period = 4π
Amplitude = 2
Midline: y = 3 read more ..

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Guest Feb 9, 2018

5383

Graphing (Alg 2)

1. A sine function has the following key features:
Frequency = 18π
Amplitude = 6
Midline: y = 3 read more ..

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Guest Feb 9, 2018

Feb 8, 2018

1147

+1495

Help Me, please

Help Me, please

Short answer
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hectictar ●●●

ManuelBautista2019 Feb 8, 2018

1115

+63

I'm new

Hey, I'm new so is there any thing I should know about the sight?

off-topic

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TheDeathlyHallows Feb 8, 2018

640

HELP

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Guest Feb 8, 2018

592

Need help with a question.

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Guest Feb 8, 2018

644

Need help with these 2 questions

1.
2. read more ..

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Guest Feb 8, 2018

808

math

A blackboard has an area of 28 and a perimeter of 22 ft. What are the dimensions of the board?

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Guest Feb 8, 2018

1729

Help me

I'm behind in math and I need some help with these

1.
2. 3. read more ..

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Guest Feb 8, 2018

796

Functions help

Function f ( x) = 3( x − 5)2 + 9 is transformed as follows.

1. f(x) is shifted 6 units to right to obtain function g(x). What is the equation of g(x) in terms of f(x)?
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Guest Feb 8, 2018

633

Geometry (Triangle Theorems)

Not sure if I'm doing any of these right. Please correct me, thanks.

What is the value of x? (58.6?)
read more ..

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Guest Feb 8, 2018

634

Triangle Theorems

What is the value of x?

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Guest Feb 8, 2018

All Questions ⁺⁰237665 Questions

Geometry Question 2/8/18

2. The table shows the probabilities of winning or losing when the team is playing away or is playing at home

A sequence

Find

A sequence of real numbers is defined recursively as follows: and are positive real numbers, and

This week in class, we covered one way to sum an arithmetico-geometric series. Now we're going to cover a different approach.

math

Simplify(1+3+5+...+199)/(2+4+6+...+200)

Hardest Question I've ever seen!

Dodecahedra!!!

A researcher observes and records the height of a weight moving up and down on the end of a spring. At the beginning of the observation, the

A sine function has the following key features:

Graphing (Alg 2)

Help Me, please

I'm new

HELP

Need help with a question.

Need help with these 2 questions

math

Help me

Functions help

Geometry (Triangle Theorems)

Triangle Theorems

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