Thursday
July 24, 2014

Posts by michelle


Total # Posts: 1,602

Algebra
Are you a math teacher by any chance?

Algebra
Would (2,1) (3,5) (4,9) work to make this true? 4x - y = 7? X representing the first number in the pair, and y the second? Thanks!

Algebra
I need 3 ordered pairs of points that would be solutions to this equation I have an idea of what suppose to fit because I think this equation has infinate solutions. What do you all think. Thank you! 4x - y = 7

Alegebra
For a science project, Tyronce is misxing a solution that is 6 parts of sugar to 25 parts of water. How would you wirte this as a decimal

math
can two different sqaures have the same perimeter

Chemistry
At the point of freezing when the temprature has plateaued and there is an equilibrium between the liquid and solid phases which phase, solid or liquid contains the greater amount of energy? In short, when the temperature of both the liquid and the solid are the same which pha...

Chemistry
When the solid and liquid phases are in equilibrium, which phase, solid or liquid, contains the most amount of energy (kenetic energy is the same)? Also, what is the difference between the melting and freezing of a substance?

Economics
Why are the multiplier and MPS inversely related? If net exports increase, is this a leakage or an injection?

Chem Help
35 C

social studies
who was moses austin?

math
write a word problem involving the number of pages in a book. then write the numerical expression that you would need to use to solve your problem.

calculus
A question on my math homework that I can't seem to solve... Rotate the region bounded by y=x^2-3x and the x-axis about the line x=4. Set up the integral to find the volume of the solid. I'm pretty sure that the integral is in terms of (dy), and has bounds of 0-4. Usin...

social studies
what roles did women play in medieval times?

physics
Astonomers discover a new planet orbiting a fixed point in space, but for reasons unknown, they can't directly observe a star where one is expected. The radius of the orbit is measured to be 1.85 x 10^8 km, and the lone planet completes an orbit once every 530 days. a.) Ca...

physics
Assuming Earth behaves as a perfect sphere with a radius of 6380 km, the standard gravitational acceleration,g, at sea level has a value of 9.80 m/s^2. a.) As Earth rotates on its axis, objects at the equator experience a slightly different value of g due to additional centrip...

physics
The mean distance of the planet Neptune from the Sun is 30.05 times the mean distance of Earth from the Sun. a.) Determine how many Earth-years it takes Neptune to orbit the Sun. b.) The mass of teh Sun is 1.99 x 10^30 kg, and the closest distance of Neptune from the Sun is 4....

physics
The moon is receding from the Earth by approximately 3.8 cm per year. Earth's mass is 5.98 x 10^24 kg, and its radius is 6.38 x 10^6 m. The Moon's mass is 7.3 x 10^22 kg, its radius is 1.79 x 10^6 m, and its orbital period around Earth is 27.3 days. The current average...

science
No

science
What are at least three attributes that distinguish a mold from a fungus?

Physics
i know this is alot to ask for but these 10 i can nott get out of the 30 A man pulls a 10-kg box across a smooth floor with a force of 71 newtons at an angle of 23 degrees and for a distance of 97 meters. How much work, to the nearest joule, does he do? -----------------------...

Physics
A man pulls a 10-kg box across a smooth floor with a force of 71 newtons at an angle of 23 degrees and for a distance of 97 meters. How much work, to the nearest joule, does he do?

algebra
{x|X is a natural number less than 1}

USHistory
I dont understand the Kentucky VA resolutions were madiosn and jefferson in accordance with e.a??

USHistory
I dont understand the Kentucky VA resolutions were madiosn and jefferson in accordance with e.a??

history
The Division of Buddhism: Theravada and Mahayana Buddhism Buddhism, the religion was born in India in the sixth century, with wide spread over a large part of Asia and many parts of the world. After the death of the Buddha, the Buddhist communities of their own have been met i...

Math
Ed's distance to the mirror is 12ft The distance from the lighthouse to the mirror is 100ft. The distance of Ed's eyes to the ground is 5ft. What is the scale factor and how tall is the lighthouse?

11th grade
why did the religons of buddhism and christianity spread when and as it did in africa during 300 bce?

MATH
WHAT MULTIPLICATION FACT CAN BE FOUND BY USING THE ARRAYS FOR 2X9 AND 5X9?

Calculus
the function of f(x) = x + sin (x) on the interval [0,b] i have to find b. two values of c that are given are (4.6658, 1.6174) that satisfy the mean value theorem on [0,b] i got b as +/- 3.29 but it has to be an integer so i think that's wrong. ' can someone please hel...

drown
3b+2=6(3-b)

calculus adn geometry
Wait, why are you substituting what b equals into the original equation... How does that even help you in the first place?

Science
I need information on daphnia please

3rd grade
Yes, because multiplication needs to have equal groups. Cheer!

history
How did the civil rights movement change in the mid-1960’s

History
Why did relations between the United States and the USSR deteriorate after WWII?

HISTORY
Why did Truman decide to use the atomic bomb against Japan?

math
Thank you for your help. I have one question. How did you get .75 from t+1?

math
In the xy-plane, line l passes through the origin and is perpendicular to the line 4x+y=k, where k is a constant. If the two lines intersect at the point (t,t+1), what is the value of t? I tried drawing a picture of the problem described above, but I don't understand what...

Calculus
position function is x(t)=(t-1)^3 (2t-3) how do you find the velocity of the particle at nay time when t is greater or equal to 0? i got the derivative equation (6t-9)(t-1)^2 + 2(t-1)^3 but that is for all t.

Calculus (Answer Check)
A particle moves along the x-axis so that its velocity at time t, 0(less than or equal)t(greater or equal to)5 is given by v(t)=3(t-1)(t-3). at time t=2 the position of the particle is x(2)=0. 1. find the minimum acceleration of the particle 2. find the total distance traveled...

Calculus (Answer Check)
A particle moves along the x-axis so that its velocity at time t, 0(less than or equal)t(greater or equal to)5 is given by v(t)=3(t-1)(t-3). at time t=2 the position of the particle is x(2)=0. 1. find the minimum acceleration of the particle 2. find the total distance travele...

Calculus (Answer Check)
Are my answers right? If they are wrong you dont have to tell me how to do it its okay =) A particle starts at time t=0 and moves along the x-axis so that its position at any time t(greater or equal to) 0 is given by x(t)=(t-1)^3 (2t-3) 1.find the velocity of the particle at a...

math
a man is building a studio that has a circular base. the interior of studio has a diameter of 40 feet. what is the area of the floor space?

5th grade social studies
Forest,rivers,mountains,and oceans because they grow vegetables and drink water

5th grade social studeis
What types of geographical features helped settlements grow and succed.why?

math
skip counting on the hundred chart the question is What patterns do you see with skip counts by 10's and 3's?

8th grade
Speculate about how the invention of the microscope might have helped doctors to understand what caused diseases?

physics
A boxcar of mass 200 tons at rest becomes uncoupled on a 2.5 degree grade. If the track is considered to be frictionless, what speed does the boxcar have after 10 seconds?

english
One of the two passages below follows the old-new contract. Identify it. I think it is passage one can anyone help verify if I am correct 1. The old/new contract is another principle for writing clear closed-form prose. Beginning your sentences with something old – someth...

english
What is the topic sentence I think it is sentence 3 please let me know if you think it is as well Voice mail is usually part of your firm’s phone system. It is a way to digitally record messages, and it allows “random access” so you can skip, delete, save, and f...

enviromental science
what are three ocean resource problems

physics
how much time does it take for a student running t an average speed or 5.00m/s to cover a distance of 2.00km?

6th grade
what is an organism and how do i do a report on how to explain one

math
trying to figure it out so I can help my 5th grade son figure it out. No textbooks to help parents

math
Make up a set of at least 12 numbers that have the following landmarks. Maximum: 8 Range: 6 Mode: 6 Median: 5

Calculus
Using the derivative definition of f ‘ (x) = (f (x+h) – f (x)) / (h) find the derivatives of the following… 1. f(x) = (2x-1) / (x+2) 2. f(x) = sqrt (3x-1) 3. f(x) = 3x^4 my answers were: 1. –x+3 2. (3) / [2(sqrt(3x-1))] 3. 12x^3 are my answers right?

english
When I want to say in a sentence: The word unprecedented means..... does unprecedented have to be in italics, quotes, or is it fine the way it is?

chemistry/math
If aluminum has a density of 2.78 g/ml, how much space would 32 grams occupy?

biology
Would two nucleotides be sufficient to provide enough codons to code for all 20 amino acids and why? how many amino acids could be coded for by codons containing only two nucleotides? Will three nucleotides per codon work and why or why not?

British Literature,
I don't see how those examples fit the deffenition of satan being a round character either. It doesnt show that hes changed.. I mean the story is all around more indepth about him but those quotes to show that.

pre calculus
NAdia has 7 more nickels than dean has dimes. If dean gives nadia 4 of his dimes, then dean will have the same value of money as nadia. how much money do they have together (nadia only has nickels and dean only has dimes) ned has nickels, dick has dimes, and quincy has quarter...

math
If Mark types 79 words per minute, and he types for 44 minutes, it looks like this: 79 words per minute x 44 minutes = 3476 words in 44 minutes. (Which is the answer)

4th grade English
If you write: "Gorillas are shy, so most of them never fight", it makes sense. They're shy, therefore they don't fight. If you write: "Gorillas are shy, but most of them never fight", it implies that being shy would make them more likely to fight. T...

math
If Summer grades 25 papers in 30 minutes, and there are 4 half-hours in two hours, multiply 25x4= 100. Summer can grade 100 math papers in 2 hours. Larry can grade 22 papers in 20 minutes. 60 minutes (one hour) is three times twenty minutes, so two hours is six (doubling the t...

Chemistry
That sounds about right. K is more unstable, and reacts more readily.

dictionary
noun

Calc 1 - Factoring??
Solve the inequality. Express the solution sets as intervals or unions of intervals and show them on the real line. Use the result (square-root of a^2) = |a| as appropriate. (x+3)^2 < 2

College Sophmore
x=The Width of the Grand Canyon 381 m = x/76 This simplifies to 381 meters multiplied by 76 = 28956 meters wide.

arithmetic
1+2+3+4+5+6=21 So the number is 123456.

spell
Is the following words nouns/pronouns or verbs. They're you've weren't needn't there'd they've mustn't what'll doesn't hadn't

gemotry
Eduardo owned 6/7 of a family business. He sold 1/5 of the business to his son. wat portion of the business does he still own

geog- still
sorry to be a pain but it still doesn`t answer the question . my homework is a wordsearch and i only have clues its to do with diversity in the uk. the only 2 i can`t find is sikh temples and muslim mosques i can`t find anything in the wordsearch that matches . im so stuck ive...

geog- still
sorry to be a pain but it still doesn`t answer the question . my homework is a wordsearch and i only have clues its to do with diversity in the uk. the only 2 i can`t find is sikh temples and muslim mosques i can`t find anything in the wordsearch that matches . im so stuck ive...

geography year 8
my homework is diversity in the uk . i have a wordsearch and need to find people who have come to britain. 1/ gaelic dance - i think its jig or irish 2/ synagogues - jewish 3/ churches constructed after conquest in 1066 - Normans 4/ chop suey from a soho restaurant - chinese 5...

math
1. give an example of an absolute value inequality whose solution set is the empty set 2. explain why \x+2\ is greater than or = to -4 has all real numbers as its solution set. please help

math
can you please help me?

math
1. give an example of an absolute value inequality whose solution set is the empty set 2. explain why \x+2\ is greater than or = to -4 has all real numbers as its solution set.

ecology
thank you soooo much!!!

ecology
Why are 2nd order consumers more likely to be affected by a toxin than 1st order concumers?

human services
compare and contrast program planning and program evaluations in human service agency's.

Statistics
Hello I need help solving a statistics problem and have no idea where to start. Can anyone help? In a recent national survey, the mean weekly allowance for a nine-year-old child from his or her parents was reported to be $3.65. A random sample of 45 nine-year-olds in northwest...

social studies
I need a defination for "Direct Democracy"

Art
What is the type of artist that used Rhythm the most?

Algebra
Y=5+-6 y=7+-6X=2 7+=-6=4 y=8-6=8+4=12 SO THE APPLICATION OF X IS ABOUT TO MOVE EXACTLY WERE IT IS AND NEGATIVELY MOVE TO THE POSITIVE NUMBER SO THE ANSWER IS NEGATIVE 12

english
i have to write a ballad. The 1st and 3rd lines need to be in iambic tetrameter and 2nd and 4th in iambic trimeter. is this right? Today I told my friend about The dream I had one night. “This red rose grew alone In a small lot without sunlight.”

12th grade government/economics
should the u.s move to an electonic currency and remove paper currency

Poetry
If this be error and upon me proved, I never writ, nor no man ever loved. These lines are an example of a/an

maths
Would y=2 be the equation for the line that has the co-ordinates (0, 2) and is parallel to the x-axis? im not exactly sure, please help and explain?

catering
it's a contract isn't it?

Calculus
for f(x) = 2+x : Domain: (negative infinity to -3] Range: (-infinity to -1] f(x) = x^2 : Domain: (-3,-1) Range: (9,1) f(x) = 6 : Domain: [-3,-1] Range: [6] i don't know how to put them all together though. is this right?

Calculus
The following information is given, f(x) = 2+x x<(less than or equal to) -3 f(x) = x^2 x > -3 , x < 1 f(x) = 6 1 < (less than or equal to) x I graphed it, but i don't know how to find the domain and range.

science need info please
what I need to do

Law and Ethics
I see alot of you arewith Penn Foster, as well as myself. I have struggled as well on some of these questions. Just be careful on the answers you choose, make sure you do search other websites and resources. I have been told some answers are not correct and a friend of mine go...

Law and Ethics
I see alot of you arewith Penn Foster, as well as myself. I have struggled as well on some of these questions. Just be careful on the answers you choose, make sure you do search other websites and resources. I have been told some answers are not correct and a friend of mine go...

History
why did African Americans in the South lose many of their civil rights until 1950s and 1960s? please help me

Biology
Find an angiosperm that has modified leaves, stems, roots or flowers that do not function in a normal manner? Example: Claifornia Barrel Cactus has spines in place of leaves to reduce water loss.

critical thinking
When you encounter the word "since" in a sentence you should generally conclude that it is acting as which of the following

health
what population or groups were most adversely affected by deinstitutionlazion?

maths
how do i make p the subject of the formula q=5/3+p

Grammar
Thanks, Writeacher. I thought the second one was correct, but for some reason it just didn't "sound" right to me :)

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