Thursday

July 2, 2015

July 2, 2015

Total # Posts: 92

**Statistics**

An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean μ = 80 cm and a standard deviation σ = 2 cm. a) Find the probability that the length of one randomly selected unit is ...
*April 22, 2015*

**History**

The president ?
*March 26, 2015*

**History**

I don't know, is it the Secretary of State and the head of the joint chiefs ?
*March 26, 2015*

**History**

Which term is applied to a legislator who introduces a bill? president pro tempore sponsor of the bill < ? proponent of the bill director of the bill Who carries out the roles of chief diplomat, commander in chief, and chief executive in the United States? the Secretary of ...
*March 26, 2015*

**French help (:**

I meant 1.B
*March 26, 2015*

**French help (:**

2.A? 3.B?
*March 26, 2015*

**French help (:**

Which are the nouns??
*March 26, 2015*

**French help (:**

Which is the correct form of the adjective? les grandes arbres < ? les grands arbres les grand arbres Which is the correct form of the adjective? les nouvelles classes les nouvel classes les nouvelle classes < Which shows the correct form of the adjective? la petit fille...
*March 26, 2015*

**History**

Hi, when someone tells you to write down the pade identifier.. what am I exactly writing down? Am I putting down the citation of the website?
*March 19, 2015*

**History**

ohh okay thank you again lol
*March 18, 2015*

**History**

Thank you(: Now when looking for a secondary resource of the Manhattan project.. should I just type it in google and they'll pop up?
*March 18, 2015*

**History**

Hi ! Can someone give me some really really really good websites about the "Manhattan Project" (WWI/WWII).. you know.. I need ONE primary resource and ONE secondary resource. I know you guys are really good at giving good websites. I cannot use wiki, or anything ...
*March 18, 2015*

**Constructed Responce Help**

thank you :D !!
*March 16, 2015*

**Constructed Responce Help**

There are many ways to compare and contrast the two versions of the stories “The Chicago fire”. The first version differs from the second version in many ways. Some ways is that in the first story the person lost materialistic things and is in a first person’s ...
*March 16, 2015*

**Constructed Responce Help**

Hi, I was told I could re-do my CR and post it for checking. There are many ways to compare and contrast the two versions of the stories “The Chicago fire”. The first version differs from the second version in many ways. Some ways is that in the first story the ...
*March 16, 2015*

**Constructed Responce Help**

thanks, can I repost when I corrected myself?
*March 16, 2015*

**Constructed Responce Help**

Hi can you see if this constructed responce makes sense, or if I need to clean it up or add anything to it. thanks! I needed to compare and contrast the two versions of "the great chicago fire" and also tell how the format of each passage allow the author to add ...
*March 16, 2015*

**LAST history question**

... C?
*March 15, 2015*

**LAST history question**

thank you .
*March 15, 2015*

**LAST history question**

I did I just cannot find anything about this. I have 30 questions and I didn't know the answers to ONLY 2 of them. I think I've done pretty good, and it's okay for me to be stuck on only 2, well 1 now.
*March 15, 2015*

**LAST history question **

Why did the US government require rationing of some goods during World War 2? A. to provide food and supplies to war refugees in Europe B. to increase the demand for certain items to increase the profit made by selling them around the world C. to decrease the changes of supply...
*March 15, 2015*

**1 History Question**

A? it was the govermnt agency that worked with corporations to product what the military needed?
*March 15, 2015*

**1 History Question**

How did the War Production Board play a role in coordinating American war efforts during World War II? It was the government agency that worked with corporations to produce what the military needed. It was the agency that determined when and where troops would be dispatched. ...
*March 15, 2015*

**Chemistry Lab**

If 3.5 mL of distilled water is added to 1.5mL of a 0.150 M solution of CoCl2, what is the concentration of the resulting solution? M1V1=M2V2 M1= 0.150 V1= 1.5mL M2= 3.5?
*November 3, 2014*

**geometry**

A photograph that is 3 1/2 x 6 is to be enlarged so that the larger side is 15" find the perimeter of the larger photograph
*September 30, 2014*

**french**

kk thank you ! :)
*September 21, 2014*

**french**

quelque chose qui bouge i just needa know what this means. i dont know if google translate is giving me the right translation :$
*September 21, 2014*

**french**

are there any french tutors here ?
*September 21, 2014*

**Chemistry**

If 567mL of water are added to a flask which already contains 1.440 L, what is the new volume of water in the flask? My work: 1.400L=1440mL 567mL=0.567L
*August 31, 2014*

**Spanish 3**

I would think it would be either B or C because it is saying "would" but I am not sure.
*July 25, 2014*

**Spanish 3**

Si ______ a una estrella del cine, le ______ su autógrafo y lo ______ en la pared de mi cuarto. a) conocería, pidiera, pusiera b) pediría, conociera, poneria c) pidiera, conocería, puesto d) conociera, pediría, pondría
*July 25, 2014*

**Spanish 3**

______ terminado todos los quehaceres de la casa si nuestra madre no ______ regresado tan pronto. a) Hubiéramos, habría b) Habríamos, hubiera c) Habría, hubiéramos d) Hubiéra, habría My answer: C, because its saying "I ...
*July 25, 2014*

**statistics**

THE FIRST STUDENT
*October 24, 2013*

**math**

The perimeter of the quadrilateral is 80feet. Find the length of the other sides. One side is x+9 another is x+13, 4x-5, x^2-8x.
*August 6, 2013*

**math**

5 is half of my factor. the sum of my digits is four. i'm between 30 and 100. what number am i?
*May 8, 2013*

**Pre Calculus**

Actually you don't need to simplify the tan2x. If you move 1 over to the other side to get -1 then you just need to find the tan of -1. According to the unit circle this gives you three pi fourths + npi and 7 pi fourths + npi (remember the period of the tangent function is...
*April 11, 2013*

**math**

Ted made a scale model of a submarine for his science class. a. What is the volume of Ted’s model? b. If 1 inch in the model represents 20 feet in the actual submarine, what is the volume of the actual submarine? front round is 3 inch radius/length 3 inch cylinder is ...
*February 25, 2013*

**Math**

I have the answer to the first part of the question, which is What is the volume of Ted's Submarine model. The answer is 490.08=volume. The second part of the question is if 1 inch in the model represents 20 feet in the actual submarine, what is the volume of the actual ...
*February 25, 2013*

**Latin Help Please**

There were also the other wars and again Achilles was sent to to the great Troy?
*January 30, 2013*

**Latin Help Please**

These sentences have something to do with ablative of agent but I cannot figure them out. Quid ab his maleficiis sceleris abesse videtur? What wrong crimes...??? Erunt etiam altera bella atque iterum ad Troiam magnus mittetur Achilles. They were
*January 30, 2013*

**Physics**

saaw somewhere the answer is 433 but thats not what im getting
*January 1, 2013*

**Physics**

so theres a triangle now with an inside angle of 120
*January 1, 2013*

**Physics**

a store owner wishes to hang a sign weighinh 750N so that cable A attached to the store makes a 30 degree angle from the vertical wall. cable B is attached horizontally to an ajoining building. calculate the necessary tension on cable B |.\ |30\ |...\ A |....\ |.....\____B_____
*January 1, 2013*

**Physics**

i saw somewhere that the answer is 27.3m but im not sure how to do it
*January 1, 2013*

**Physics**

you are riding your bike on a path. you see a fallen tree blocking your way 42 meters ahead. if the coeffiient of friction between your bikes tires ad the ground is .36 and you are traveling at 50km/hr how much stopping distance is required? the total mass of you and the bike ...
*January 1, 2013*

**Physics**

thank you and the answer is 433 to anyone else trying to figure this out
*November 17, 2012*

**chemistry**

why would it be undesirable to wash the crude halide with aqueous sodium hydroxide
*April 16, 2012*

**economics**

1) What is the key theory for understanding the politics of information?
*April 7, 2012*

**english**

Sit with Josephine and talk to her. Share your favorite activities with her, and ask her to share her favorite activities with you. And once she does, you can suggest some activities run at the facility that may be similar.
*April 7, 2012*

**Math**

Ms. Floop had an old wagon wheel in her front yard. It had 40 spokes on it. Twenty-four of the spokes were painted blue. What fraction of the spokes were not painted blue?
*February 1, 2012*

**statistics**

the times required to assemble a product part are normally distributed with a mean of 54.4 minutes & a standard deviation of 5.2 minutes. What fraction of the assemble workers require more than one hour?
*November 15, 2011*

**physics **

thank you so much :)
*September 29, 2011*

**physics **

solve for Vf in a=Vf^2-Vi^2/2d how do you do it???
*September 29, 2011*

**Math**

When I am rounded to the nearest 10, I am 80. The sum of the two digits is 15. What number am I?
*September 15, 2011*

**chemistry**

at sea level the average lung capacity for humans is about 4.o liters. at 37 degrees celcius (body temperature) how many grams of oxygen could your lungs hold?
*July 11, 2011*

**Physics**

1) A particle travels between two parallel vertical walls separated by 16 m. It moves toward the opposing wall at a constant rate of 6.4 m/s. It hits the opposite wall at the same height. The acceleration of gravity is 9.8 m/s. a) What will be its speed when it hits the ...
*June 16, 2011*

**Lab Physiology**

What is the significance of IPSPs? How are they produced?
*June 6, 2011*

**Physiology**

Compare the properties of an EPSP with those of an action potential?
*June 6, 2011*

**bio**

What is an IPSP and how is it produced??
*June 2, 2011*

**Physics**

Suppose that you want to take a photograph of yourself as you look at your image in a flat mirror 1.6 away. For what distance should the camera lens be focused?
*April 18, 2011*

**math**

A rectangular prism has a length of x+2, a width of x+1, and a height of 4. The volume of this rectangular prism is 24. What is the length and width of this rectangular prism.
*April 11, 2011*

**maths**

The parabola y2 = 4ax, where a > 0, and the rectangular hyperbola xy = C2, where C > 0, intersect at right angles. Show that the tangent and normal to either curve at the point of intersection meet the x-axis at T and N where TN = 2pa, where p is an integer to be ...
*March 23, 2011*

**chemistry**

1) a 100ml smaple of 0.18M HCLO4 is titrated with 0.27M LiOH. determine the ph of the soution after the addition of 66.67 ml of LiOH (this is at equivalence point) 2)a 100 ml sample of .20M HF is titrated with .10M KOH. determine th ph of the soution before the addition of any...
*March 8, 2011*

**physics**

Thanks. Therefore, I think the answer is "yes". Am I right? Anyway, another question is that, under what condition will the lower wire be in equilibrium?
*February 25, 2011*

**physics**

A horizontal wire carries a large current. A second wire carrying a current in the same direction is suspended below it.Can the current in the upper wire hold the lower wire in suspension against gravity?
*February 25, 2011*

**physics**

A horizontal wire carries a large current. A second wire carrying a current in the same direction is suspended below it.Can the current in the upper wire hold the lower wire in suspension against gravity?
*February 25, 2011*

**physics**

angle= tan-1 ((2gh)^1/2/v)
*February 18, 2011*

**physics**

How can I calculate exactly where a marble will drop if it is rolling of a table with very little friction??
*January 8, 2011*

**chemistry**

25.00 mL of a 2.00 M solution of NaCl is diluted to a final volume of 100.0 mL. What is the concentration of NaCl in the final solution?
*December 7, 2010*

**science**

with massless strings
*November 19, 2010*

**science**

A frictionless pulley with zero mass is attached to the ceiling, in a gravity field of 9.81 m/s2. Mass M2 = 0.15 kg is being accelerated downward at 1.5 m/s2. Calculate the mass M1.
*November 19, 2010*

**math**

a square foot tile has a decorative line connected the diagonal corners. If the sides of the tile are 12 inches, what is the length of the diagonal to the nearest tenth?
*September 22, 2010*

**math**

On a sunny day an office building casts a shadow that is 80 feet long. At the same time, a 5 foot person casts a 6 foot shadow. Determine the height of the office building to the nearest foot.
*May 16, 2010*

**college microeconomics **

An article in the journal of New York State Economics Association claims that the income elasticity of demand for public college education in New York is +1.67. Who would find this information useful and why? come up with 3 interested parties
*March 17, 2010*

**geometry**

Find a coordinate rule for a reflection across the line y = 2x. Then use the rule to find the image of triangle ABC = [ 2 6 0 ] [ 3 -4 4 ]. Be sure to clearly show your work indicating how you found your rule. In addition write the coordinate matrix for triangle A'B'C...
*March 1, 2010*

**math**

how to do 3 squares with 12 sticks
*January 31, 2010*

**Math**

Can some one explain the step of the following: 1. Graph the system of Inequalities (What will be the points) y>= -4 x>=5 2. Solve by the substitution method 5x+3y= 7 x=59-7y 3.Graph the equation using the slope and the y-intercept (What are the points) y= 4/3x+3 Thanks....
*January 17, 2010*

**11th grade math**

find the sum of -2 plus 3i and -1 minus 2i ..........im not sure how to do it can anyone help me out?/
*January 4, 2010*

**3rd grade math**

When I am rounded to the nearest 10 I am 80. The sum of the two digits is 15. What number am I?
*December 10, 2009*

**math**

what word can you spell with tttlrmehee
*November 24, 2009*

**math**

How many perfect squares are less than or equal to 36? how many less than or equal to 144? In general how many perfect squares are less than or equal to n^2? Using all these answers, estimate the number of perfect squares less than or equal to N.
*September 16, 2009*

**Geometry 1**

ok i dont understand negga
*September 13, 2009*

**intro to management accounting**

The Minnetonka Corporation, which produces and sells to wholesalers a highly successful line of water skis, has decided to diversify to stabilize sales throughout the year. The company is considering the production of cross-country skis. After considerable research, a cross-...
*September 11, 2009*

**Pre Calculus**

Thank you
*October 18, 2008*

**Pre Calculus**

please explain the process of finding the complex zeros of f(x)=x^4+5x^2+4.
*October 18, 2008*

**Grammar**

What makes the verb form and verb tense. The ancient Egyptians built pyramids as burial sites for their leaders.
*September 22, 2008*

**Place value**

quadrillion
*July 24, 2008*

**CHEM**

14.0g of luminol total volume 75 ml is 1.05 molarity
*October 18, 2007*

**calc**

Please help me you guys, this is the 3rd time I have posted this question. Is anybody going to help me with this problem? A widget factory has fixed costs of 35 billion dollars and variable costs of 781 million dollars per widget. The revenue (in $ billions) from selling x ...
*February 20, 2007*

**calc**

A widget factory has fixed costs of 35 billion dollars and variable costs of 781 million dollars per widget. The revenue (in $ billions) from selling x number of widgets is given by the following for x between 0 and 60. R(x) = 0.11(60x - x^2) What is the marginal profit (in $ ...
*February 20, 2007*

**ELEMENTARY AND INTERMEDIATE ALGERBRA**

x=0 and y=4 in the second problem X+y=13 22x + 36y=356 -3x + 2y =8 3x + 2y=8 y=4 hold, on i'm trying to find x x=2 & y=1 on the last one :)
*February 19, 2007*

**Math (Calculus 121)**

Consider the following function. f(x) = 7x3 + x2 - 0.08x + 12 Find the two points on the graph at which the tangent line is horizontal. Give your values correct to 2 decimal places. ( , ) (point with smaller x value) ( , ) (point with larger x value) thanks so much bob! I ...
*February 19, 2007*

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