Wednesday

October 7, 2015
Total # Posts: 75

**Statistics**

1. Find the area associated with this section of the curve: between z = -1.15 and z = -1.35.
*October 17, 2013*

**physics**

A crate of potatoes of mass 12.0 kg is on a ramp with angle of incline 30° to the horizontal. The coefficients of friction are μs = 0.69 and μk = 0.43. Find the frictional force (magnitude and direction) on the crate if the crate is sliding down the ramp.
*September 19, 2013*

**Statistics**

"Working Mom’s Journal" reported that the mean time a mother, with her small children, spends in at the convenience store is 7.3 minutes. A sample of 20 moms is chosen from your neighborhood, and it is found that the mean time they spend in a convenience store ...
*March 10, 2013*

**algebra**

Xpower2 -15+50=0
*January 2, 2013*

**algebra**

If the cost of a cell phone has decreased 400% during the last 10 years, does that correspond to a cost decrease of four times? Explain your answer.
*September 11, 2012*

**Information Systems in Organizations**

1 b 2 c 3 d 4 c 5 no
*May 17, 2012*

**Information Systems in Organizations**

1 b 2 c 3 d 4 c 5 yes
*May 17, 2012*

**grammar**

Is it correct to say "I had a chat to my brother"? I normally use the word 'with' my brother.
*April 3, 2012*

**Physics**

Part of a single rectangular loop of wire with dimensions .35 m by .75 m (.35 is the height and .75 is the length) is situated inside a region of uniform magnetic field of 0.395 T. The total resistance of the loop is 0.690 Ω. Calculate the force required to pull the loop ...
*March 31, 2012*

**Physics**

A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper. If the loop's diameter changes from 17.8 cm to 6.4 cm in 0.22 s, what is the direction of the induced current? What is the magnitude of the average induced emf? If the coil ...
*March 30, 2012*

**Physics help?**

Thank you!
*March 30, 2012*

**Physics help?**

A circular loop in the plane of the paper lies in a 0.78 T magnetic field pointing into the paper. If the loop's diameter changes from 17.8 cm to 6.4 cm in 0.22 s, what is the direction of the induced current? What is the magnitude of the average induced emf? If the coil ...
*March 30, 2012*

**Math**

9 x 5 5 x 9
*February 27, 2012*

**Math**

A box holds one layer of 45 baseballs. How can the baseballs be arranged?
*February 27, 2012*

**Math**

Players on Team; Tennis 2, Basketball 5 A community center has 3 tennis teams and 5 basketball teams. No one is on both teams. How many athletes are there? My answer is 31 athletes. Is this right?
*February 15, 2012*

**science/math**

A juice processing operation uses steam to heat the fruit juice up to a temperature of 96̊C prior to packaging it in drink boxes. They need to heat 3,250 kg of apple juice (10.5% solids) from an initial storage temperature of 39̊F to its heat treatment temperature. ...
*February 6, 2012*

**Math**

What is the difference between a likely event and an unlikely event?
*November 29, 2011*

**calculus**

If 7 and 4 are exponents, take the derivative. You should get x^6(x+1)^3(11x+7), setting the derivative equal to zero gives you 0, -1, and -7/11 as critical numbers. Test numbers in the intervals [-12,-1], [-1, -7/11], [-7/11,0] and [0,10]. If the first derivative comes out ...
*April 10, 2011*

**Chemistry**

Given that the Ka of benzoic acid is 6.50 x 10-5, how would one prepare 0.500 L of a benzoic acid/sodium benzoate buffer of a desired pH of 4.00? The starting concentration of the benzoic acid is 3.00 M and the molecular weight of sodium benzoate is 144.10 g/mol.
*April 10, 2011*

**college math 209**

25²+20x+4=0
*January 23, 2011*

**math**

What terms is missing from this set of ordered pairs? (0, -2)(?, 0)(5,8)
*January 1, 2011*

**english**

need a thesis for the play trifles my title is We Got Your Back
*December 1, 2010*

**Business-Operations Management**

With effective resource planning organizations can reduce inventory and service costs, improve efficiencies, and establish methods for continuous improvement. Depending upon the type of resource there is a different type of planning that must take place. This can include; ...
*October 21, 2010*

**General chemistry**

What mass of electrons would be required to just neutralize the charge of 2.7 of protons?
*October 14, 2010*

**Math-Algebra**

Gracias!
*June 3, 2010*

**Math-Algebra**

Can someone please elucidate to me, how to do this enquiry. 2y=-6/5
*June 3, 2010*

**algebra**

The length of a rectangle is 1 inch greater than its width. If the dimensions are doubled, its area increases by 36 square inched. Which equation could be used to find its dimensions?
*April 23, 2010*

**Corporate Finance**

I have the answer. contact me at candy2108atgmaildotcom
*March 1, 2010*

**algebra**

what do you mean by (2x) in absolute value? I can't figure out what the x is all about...
*January 21, 2010*

**Finance**

If D0 = $2.00, g (which is constant) = 6%, and P0 = $40, what is the stock’s expected dividend yield for the coming year? a. 5.0% b. 5.1% c. 5.3% d. 5.6% e. 5.8%
*January 14, 2010*

**Calculus**

What is the orthogonal trajectory of y^2 - x^2 = C ??
*December 14, 2009*

**earth science**

Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox
*November 8, 2009*

**earth science**

Describe the change in duration of insolation from the Equator to the North Pole A) In the winter b) In the summer c) on the Equinox
*November 8, 2009*

**chemistry**

The evaporation procedure must be completed in 10-15 minutes right after isolating aspirin in the filtration step with alumina or the aspirin decomposes which will create more surface area on the molecule resulting a lower melting point and wider temperature range.
*October 17, 2009*

**Chemistry**

Convert 63.7 kg of oxygen to grams. Then use stoichiometry and convert the grams of Oxygen to moles of Oxygen, then moles of KNO3 using the equation. Calculations: 63.7 kg ---> 63,700 g. Divide by 32 grams of O2, then multiply by (4 moles KNO3/5 moles O2). For the second ...
*September 29, 2009*

**elementary**

the rule is to use numbers and you always have to read the question to do it.
*September 9, 2009*

**Math**

In a survey of a TriDelta chapte with 54 member, 20 were taking mathematics, 35 were taking English, and 6 were taking both. How many were not taking either subject?
*December 12, 2008*

**precalc**

how do u do evaluateL cos135
*December 7, 2008*

**Math**

Solve the following 2w^3 4c^3t^2 _____ - ________ 9c^3d^3 3b^2d^2
*November 6, 2008*

**Math**

5k^2u^2 3z^2 ________ + ____ 12b^2d^2 4bk^3 How would I solve this?
*October 27, 2008*

**Math**

Is this equation right is it worked correctly x 1 ----- - -------- x2-4 x2+4x+4 This is how she simplified it: x(x2+4x+4) - 1(x2-4) ------------------- (x2-4)(x2+4x+4) x3+4x2+4x-x2+4 ------------- x4+4x3-16x-16 x3+3x2+4x+4 ------------ x4+4x3-16x-16 1+3x2+1+1 --------- x4+4-4-...
*October 24, 2008*

**word problem**

so it would be193 cheeseburgers right
*October 15, 2008*

**word problem**

If 258 hamburgers and cheeseburgers were sold and the number of cheeseburgers sold was two times the amount of hambugerssold how many hamburgers were sold? Is this right? 258 divided by 2 =129
*October 15, 2008*

**Math**

m=y^2-y^1/x^2-x^1 solve for i1
*October 12, 2008*

**math help please!**

yx3 _____ How do I slimplfy y6x4
*October 10, 2008*

**Math**

solve for x 5x-3/4=2/3-7/2
*October 10, 2008*

**math**

How can a rectangle with be used to illustrate the multiplication of polynormals
*October 8, 2008*

**Math**

can you please help me solve this quadadratic equasionby factoring : x^2-8x+16 would this be the right way 8x^3+16 to start
*October 8, 2008*

**math**

Thank you
*October 8, 2008*

**math**

how would I write 9557 in scienctific notation would it be like this: 9.557
*October 8, 2008*

**help**

Thank you very much I hope I can remember the foil method
*October 8, 2008*

**help**

could someone show me the steps for solving this: 3x+24=9(x+4)
*October 8, 2008*

**help**

7w/15x times 6wx/w How do I work this one
*October 7, 2008*

**Math**

write in scienctific notation: 0.003191
*October 7, 2008*

**Math**

write 0.003191 in scientific notation
*October 7, 2008*

**Math**

Simplfy the following (x^2-9x+9)-(-2x+4)+(6x^2-7x-5) solution: x^2-0 -x+2+ thats as far as I got
*October 7, 2008*

**Math**

Base fee is 16.99 and a additionalcharge of .77each mile and he had to pay 133.26 how many miles did he drive the truck? Do I take the 16.99 from the 133.26 which is 116.27 then divide that by .77 which would be 15.1
*October 7, 2008*

**Math**

Thank you
*October 7, 2008*

**Math**

Put in simplest form withoiut parenthesis: (w-2)(w+1) Is this right w^2-2+1
*October 7, 2008*

**Math**

How do I break this down to factor it? 2x^2+13xy+15y^2
*October 7, 2008*

**accounting**

Please computate retained earnings During 2009, Edgemont Corporation had revenues of $230,000 and expenses, including income taxes, of $190,000. On December 31, 2008, Edgemont had assets of $350,000,liabilities of $80,000, and capital stock of 210,000. Edgemont paid a cash ...
*August 25, 2008*

**French**

oops, I see a typo that I didn't notice. It should say et instead of at before mes frères.
*April 21, 2008*

**French**

I wrote this short pen pal letter, and I need someone to check it. It would really help me! Thanks Chère Megan, Je m'appelle Nadine at j'ai treize ans. Je suis ton correspondant! J'apprends le français depuis deux ans et je pense que c'est une ...
*April 21, 2008*

**French Pen-Pal**

Wow, Thanks! Those are really good ideas!
*April 20, 2008*

**French Pen-Pal**

My French teacher is having us write to our fifth grade pen pals, and I sent my first letter a while ago with everyone else in the class. Well, my teacher waited for a while so all of the students would have a chance to respond in a letter of their own and send it back. ...
*April 20, 2008*

**science**

Friction easy But then again the engine but that isnt a force
*April 8, 2008*

**math**

2(4x-4)+2(8x+10)=8x-8+16x+20 perimeter=24x+12
*January 30, 2008*

**math**

2^3 is 8 8*2 is 16
*January 29, 2008*

**Science**

Why do the coolant in a car's radiator protects the engine from damage?
*January 29, 2008*

**PHYSICS QUESTION!!!!**

how do you find the height or time? is it h=squreroot4.9/t or h=squareroott/4.9 or is it something else complettly???
*December 9, 2007*

**English**

Could someone check my answers for this exercise. Dangling Modifiers
*June 25, 2007*

**Chemistry**

can anyone help me with this question A solution is made by dissolving 0.078g of Ca(OH)2 in water to make 100ml of final solution. Calculate the pH of the solution im not sure about how to use the 100ml. thanks -nad You need the 100 ml to determine concentration of OH ion. ...
*June 11, 2007*

**science**

when current flows through a wrapped in coils around a bar magnet, a temporary magnet known as a _________________ is created. Did you omit a word? perpahs metal. For the blank, are you thinking of electromagnet?
*January 17, 2007*

**social studies**

what did they call the mummy shaped figure that worked in the afterlife's fields for the mummy? http://www.carlos.emory.edu/ODYSSEY/EGYPT/shabtis.html
*November 29, 2006*

**microeconomics**

what is ment by allocative and productive efficency stuff
*November 29, 2006*

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