Wednesday

July 1, 2015

July 1, 2015

Total # Posts: 2,229

**Math**

Out of the numbers divisible by 3, we picked 4 consecutive numbers. To the sum of these, we added a third of the sum, and then the half of the third of the sum. We got 225. What are those 4 numbers?
*October 15, 2009*

**math**

So, if a problem says to use the subtraction property of equality to solve an equation.. and an equation is w + 1 = 14 what am I supposed to do?
*October 14, 2009*

**math**

can someone explain what Subtraction property of equality is? I don't understand it.
*October 14, 2009*

**chemistry**

3.1x1024 atoms of He into moles?
*October 14, 2009*

**operating system**

If /home/jenny/draft and /home/alex/letter are links to the same file and the following sequence of events occurs, what will be the date in the opening of the letter? a. Alex gives the command vim letter. b. Jenny gives the command vim draft. c. Jenny changes the date in the ...
*October 14, 2009*

**Math**

The sum of a number and three times the number is 48. What is the number?
*October 13, 2009*

**pysics.**

What is the minimum work needed to push a 975 kg car 230 m up along a 17.5° incline? Assume the effective coefficient of friction retarding the car is 0.20?
*October 12, 2009*

**Maths**

thankyou so much for your help I am vey grateful, I felt you could do every value but wasn't sure if I was missing something.
*October 10, 2009*

**Maths**

which amount up to £1 cannot be paid exactly with fewer than 6 coins? is this a trick question and can all the amounts be paid?! I am really struggling with this one
*October 10, 2009*

**math 8th grade**

find 72% of 200 and i need to show work
*October 5, 2009*

**Chem**

What volume of NO measured at 1.1 atm and 1100 C, can be produced from 10.0 L of NH3 and excess O2 measured at the same temperature and pressure? Here is the balance equation 4NH3+3O2+4NO+6H20 So far this is what I have: (1.1 atm)(10.0L) __________________=.097mol NH3 .08201 x...
*October 5, 2009*

**literature**

What is the setting and the mood for the book...The View from the Cherry Tree?
*October 4, 2009*

**Literature**

Give two examples of foreshadowing from the book The View from the Cherry Tree.
*October 4, 2009*

**math**

What do you do if 3=x and equals to y? (y is 1 with 123987 zeroes?
*October 1, 2009*

**statistics**

A simple random sample of 25 has been collected from a normally distributed population for which it is know that o=17.0. The sample mean has been calculated as 342.0, and the sample standard deviation is s=14.9. Construct and interpret the 95% and 99% confidence intervals for ...
*September 30, 2009*

**Calc**

Find the limit. lim_(x->infinity)(sqrt(9 x^2 + x) - 3 x)
*September 29, 2009*

**humanities**

What are some example of "self-making" and race, class, or gender, in "Satchmo: My Life in New Orleans"? self-making is when the author tells about oneself and is making up a story about what and who they are and what they've done. any more examples of ...
*September 29, 2009*

**math**

use a commutative law to find an equivalent expression pq. an equivalent expression pq is= subtract the following -9(-3)=
*September 27, 2009*

**Math**

divide if possible -28/14 select the correct choice below & fill in any answer boxes in your choice. a. -28/14= b.the answer is underfined
*September 27, 2009*

**calculus HELP**

how do you find the domain of the function:: 14/(x^2 - 361) <-- this is all under a square root.. i have attempted this so many times and have not found the correct answer yet. how do i solve the domain when it is a square root function with a denominator???? please help! ...
*September 26, 2009*

**physics**

-121.88
*September 21, 2009*

**Calc**

I am having trouble with these two problems for my Calc class. I have tried answering a few times already, but i keep getting it wrong. Help please and thank you. For the limit below, find values of δ that correspond to the ε values. lim_(x->1)(3 + x - 3x^3) = 1...
*September 21, 2009*

**gr.10 mathh!**

What are the factors of 1000
*September 19, 2009*

**science**

(A rectangular brick measurses 6cm by 9cm by 20 cm and has a mass of 2.563 kilograms.) What is the brick's surface area in square centimeters, and square centimeters?
*September 16, 2009*

**science**

(A rectangular brick measurses 6cm by 9cm by 20 cm and has a mass of 2.563 kilograms.) What is the brick's surface area in square centimeters, and square centimeters?
*September 16, 2009*

**us history**

in what year was each of the 13 colonies found and by who?
*September 14, 2009*

**social studies**

what city is 36 degrees north latitude and 90 degrees west longitude
*September 8, 2009*

**calc**

It would be great to see how this is done. The prof's way of doing it is way confusing and intricate and I just started learning integrals.
*September 8, 2009*

**calc**

Air resistance acting on a falling body can be taken into account by the approximate relation for the acceleration: a=dv/dt=g-kv where k is constnat Derive a formula for the velocity of the body as a function of time assuming it starts from rest (v=0 at t=0) v=?
*September 8, 2009*

**SOCIAL STUDIES**

what are 4 effects of magnetic compasses in the 1200s?
*September 6, 2009*

**english**

i have to make a poster using the following words: main idea, theme, generalization. i have to give the defintion and give examples. any suggestion how to do it. thanks
*September 6, 2009*

**math**

what's the LCM of 9 and 15? I got 9 is that the correct answer?
*September 5, 2009*

**macro economics**

Using a Circular Flow diagram as a reference, describe how changes in one of the sectors of an economy will influence aggregate supply and demand.
*September 2, 2009*

**Grapes of Wrath**

make it rain
*August 17, 2009*

**4th grade**

no one knows its easy
*August 13, 2009*

**english Midnight's Children**

In Midnight's Children by Salman Rushdie, which character is morally ambiguous? morally ambiguous= character whose behavior discourages readers from identifying them as purely evil or purely good
*July 25, 2009*

**trig**

how do you find the limits of : lim sinx/x where x->0 and lim 1/x-3 where x-> 3
*July 25, 2009*

**Algebra**

Thank you Reiny so then when ever they are asking something similar like this question I always mult. then? or it depends on what the question is asking me for. Joe
*July 23, 2009*

**Algebra**

can some one please help me
*July 23, 2009*

**Algebra**

a bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
*July 23, 2009*

**math**

solve the system of equation by graphing then classify the system as consistent or inconsistent and as dependent or independent 8x-4y= -20 4y-8x= 20 i don't understand it.
*July 22, 2009*

**math**

so for x = 5 that's the answer i got.
*July 21, 2009*

**math**

solve by the substitution method. 5x + 7y= -19 x=4-4y what is the solution of the system?
*July 21, 2009*

**math**

simplify 1[92-(-70-78)]
*July 21, 2009*

**sociology**

What, if anything, do these reverse migrants lose by returning to the South?
*July 21, 2009*

**math**

i think you have the wrong joe
*July 21, 2009*

**math**

decide whether the pair of lines is parallel, pependicular, or neither 3x+2y=2 2x-3y=8
*July 21, 2009*

**sociology**

How much change has taken place in the racial attitudes of white Southerners in recent decades? What are the primary factors that have produced this changes?
*July 21, 2009*

**sociology**

What, if anything, do these reverse migrants lose by returning to the South?
*July 21, 2009*

**sociology**

What suggestions would be offer to bridge the digital divide that separates some seniors from others in computer usage? Consider enterprises that are both profit and nonprfit
*July 21, 2009*

**sociology**

What do sociologists suggest that will enhance or deter your computer literacy at that stage of life at the golden age of 65?
*July 21, 2009*

**sociology**

How would a symbolic interactionist respond to television and music producers who say that they only giving the public what the public wants?
*July 21, 2009*

**sociology**

How do these themes about male roles appear in the television and movies watch? What messages do these themes provide for men and women about masculinity and femininity?
*July 21, 2009*

**Alegbra**

so A=13:10 B=13:22 100mph *12/.60= 20miles (110-100)=10mph =20/10*60 120 after 13:22 I'm lost after that =13:22+120 =
*July 20, 2009*

**Alegbra**

Question on Train A should be 13:10 does this change the equation. Please help
*July 20, 2009*

**Alegbra**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per huors and train B is traveling at 110 miles per hours. Train A passes a station at 1:100pm if train B passes the same station at 1:22 pm at what time will train B catch...
*July 20, 2009*

**trig**

how can i find all the exact solutions to the equation : 2cos^2x + 3sinx = 3 the solutions have to be between [0,2pi)
*July 18, 2009*

**math**

so the answer would be s=44lbs c=4.09lbs
*July 18, 2009*

**math**

soybean meal is 12% protein; cornmeal is 6% protein.How many pounds of each should be mixed together in order to get 240-lb mixture that is 10% protein% How many pounds of the cornmeal should be in the mixture?_____pounds How many pounds of the soybeans meals should be in the ...
*July 18, 2009*

**math**

examine the rise in gasoline prices from 1997 to 2006. the price of regular unleaded gasoline in january 1997 was $1.26 and in january 2006 the price of regular unleaded gasoline was $2.31 (bureau of labor statistics,2006) use the coordinates (1997,1.26) and (1997, 1.26) and (...
*July 18, 2009*

**Economics**

Under marketing orders instituted during the 1930’s and administered by the U.S. Department of Agriculture, orange growers in California and Arizona have been successful in behaving as a cartel in the fresh orange market. Despite the ability of California and Arizona ...
*July 16, 2009*

**algebra**

Solve each equation. Watch for extraneous solutions 5/y-3 = y+7/2y-6 +1
*July 13, 2009*

**algebra**

Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 4/x-y , 5/2y-2x
*July 13, 2009*

**algebra**

correction to previous problem should read: (w^2-1)/(w-1) x (w-1)/(w^2+2w+1)
*July 13, 2009*

**algebra**

Perform the indicated operation (w^2-1)/(w-1) x (w^2+2w+1)
*July 13, 2009*

**11th g**

Decide whether or not the set has the closure property for multiplication. 2){Whole numbers} 2)Yes A)Yes B)No
*July 9, 2009*

**MATH 156**

Thanks Dr.Bob :)
*July 9, 2009*

**MATH 156**

can some one please check if my answer is correct. Write the number in scientific notation. 15)0.000 294 Answer: 2.94x10^(-4)
*July 9, 2009*

**geometry**

You have looked at it two times before. There are 30 questions worth 30 points. Part 1 Multiple Choice: Select the best answer from the choices provided. (Each question is worth one point) 1. Determine how many wheels are turning clockwise. 1 2 none 2. Determine how many ...
*June 23, 2009*

**english**

how does "One Flew Over the Cuckoos Nest" stand apart from modernism as a post modern work?
*June 16, 2009*

**Chemistry**

Oh Okay! Wow you guys are awesome. Thanks!!
*June 10, 2009*

**Chemistry**

Awesome Thanks So Much. But.. how do you know that in the Nernst Equation n = 6 Besides that it makes sense.. thanks again!
*June 10, 2009*

**Chemistry**

Determine the potential (in V) of an electrochemical cell using a gold electrode and gold (III) [0.0243 M] solution in combination with a manganese/manganese (II) [0.00567 M] half cell How on earth would I do this question? I just know Au(3+) + 3e- = Au and E = 1.22 V
*June 10, 2009*

**math**

Henry Devine bought a new dishwasher for 320. He paid 20 down and made 10 monthly payments of 34. What actual yearly interest rate did Henry pay? using this formula r=2mI/p(n+1) i got this r=2(12)(20)/300(10+1)= but i dont know what to do next . can you please show me how to ...
*May 31, 2009*

**Physics**

I need to find some information about the 'wave packet' thoery about light. Can you please tell me how I should do this.
*May 29, 2009*

**math**

school
*May 28, 2009*

**math**

is it d
*May 28, 2009*

**math**

The quotient of 794.1 divided by 7.61, expressed to two decimal places, is A. 95.83. B. 104.35. C. 786.49. D. 1043.50. what do they mean// ??
*May 28, 2009*

**Chemistry UGH**

Number 4 answer is 8.81
*May 28, 2009*

**math**

thanks i have 1 more question..a rectangular lot whose perimeter is 360ft is fenced along 3 sides. An expensive fencing along the lots length is $18 per foot. An inexpensive fencing along the two widths costs only $3 per foot.The total cost of the fencing is $2400, how do i ...
*May 13, 2009*

**math**

You are chosing between 2 health clubs. Club A offers a membership for $16 plus a monthly fee of $26. Club B offers a membership for $19 and a monthly fee of $25. How do i figure out when the costs will be equal and what each cost of the clubs are?
*May 13, 2009*

**college philosophy**

I need a specfic answer not a list of websites because im so confused on this:Why does heidegger think that "care" is the fundamental part of the being of Dasein? Thanks
*May 12, 2009*

**Statistics**

A test for independence is applied to a contingency table with 3 rows and 5 columns for two nominal variables. The degrees of freedom for this test will be
*May 12, 2009*

**College philosophy**

Why does heidegger think that care is a fundamental part of being dasein? I have no idea what to write and ive been stuck for a while so any help would be appreciated.
*May 11, 2009*

**Physics**

There a five positions (A=-10cm, B=-5cm, C=0cm, D=5cm, E=5cm). A block is at rest at location C when a student pulls it to position A. The student then releases the block and it begins to oscillate. Given the block has a mass of 2kg and the spring has a constant of 40 N/m, ...
*May 4, 2009*

**U.S. Constitution**

What are the sources of the responsibilities?
*April 28, 2009*

**U.S. Constitution**

can i ask a different question instead
*April 28, 2009*

**U.S. Constitution**

To whom are the responsibilities owned to in the Preamble? What are the related costs and benefits?
*April 28, 2009*

**sciene**

Although most salamanders have four legs, the aquatic salamander shown below resembles an eel. It lacks hind limbs and has very tiny forelimbs. Propose a hypothesis to explain how limbless salamanders evolved according to Darwin's theory of natural selection.
*April 26, 2009*

**Philosophy**

Your saying look through all those websites..can you please just name the site out of those that talks about his beliefs/opinions about god..please im asking nicely i really dont have much time to finish this.
*April 23, 2009*

**Philosophy**

Um that doesn't really help sorry i need information about his beliefs regarding god...and not just wikipedia please because people can change the information so i dont trust it..do you have any other ideas
*April 23, 2009*

**Philosophy**

I'm suppose to write a page long analysis about David Hume's beliefs about God..supposedly hes an athesist, but he also says he believes in God the creator..im confused so any help would be great thanks!
*April 23, 2009*

**1st grade**

yes , make sure you sart the first letter in capitales. And end with a period
*April 21, 2009*

**Spanish 1**

Thank you millions.
*April 20, 2009*

**Spanish 1**

Can someone please, please please help me with this??? Re-write the following sentences with the correct conjugation of the verb "estar." 1. Yo____ en mi casa (in my house). 2. Jose, María, y yo _________ alegres. 3. Mario, tú, y yo __________ en el ...
*April 20, 2009*

**Algebra**

450feet=4wx2
*April 20, 2009*

**particle in a box**

I'm actually working on this same problem and in a desparate attempt found this online looking for help. I'm still slightly confuse about the limits of integration and what to use for V(x). When integrating how do you handle the V(x) term? With the limits (from a =>...
*April 19, 2009*

**English**

Thank you
*April 15, 2009*

**English**

What is an introductary word? thank you
*April 15, 2009*