Sunday

December 21, 2014

December 21, 2014

Total # Posts: 1,276

**Math**

Complete the statement, using a metric unit of weight. A television weighs 30______.
*October 27, 2008*

**math**

Box A has 3 red marbles and2 yellow marbles. Box B has 2 red marbles and 1 yellow marble. If you have to pick a re marble to win a prize and you can not look in the box, which box would give you the best chance of winning the prize?
*October 22, 2008*

**math**

If you have a rectangle that is 8cm by 6cm and you cut it diagonally, what other 4 geometric shapes can you create
*October 19, 2008*

**Physics**

YOu are creating a transverse wave in a rope by shaking your hand from side to side. Without changing the distance that your hand moves, you begin to shake it slower and slower. What happens to the frequency? it decreases?? 2. For incomplete cancellation to occur, opposite ...
*October 17, 2008*

**english**

a place where goods are manufactured is called a what?
*October 14, 2008*

**math**

Teresa has 4 flower pots in 4 different designs. She likes to display her flower pots in different positions on her window sill. How many different ways can she place her flower pots? Do you 4x4=16 4x3=12 4x2=8 4x1=4 and then 16+12+8+4
*October 10, 2008*

**MATH**

I don't think that answer is right. 60 minutes in a hour 72x60= 4320 an hour 24 hours in a day 4320x24=103680 a day 103680x30 days=3110400 a month Then go back and do 103680 a day x365 days a year=37843200 37843200 a year x 72 year=2724710400 Let me know what you think and...
*October 9, 2008*

**calc**

Let C be the curve which is the intersection of the half-cone S1 = {(x,y,z)|z=sqrt(x^2 + y^2} and the paraboloid S2 = {(x,y,z)|2z=3-x^2-y^2}. Find C. a)Make a 3-D sketch to show S1, S2, and C b) Show that at each point on C the normals to these two surfaces are perpendicular ...
*October 5, 2008*

**Calculus-partial derivatives**

Let Z = f(u,v) where u=xy^3 + e^3 and v = (x^2)y. Obtain expressions for Zx and Zy in terms of fu and fv. I don't understand the "in terms of" part. How do I do this question? thank you
*October 5, 2008*

**calculus**

Let C be the curve which is the intersection of the half-cone S1 = {(x,y,z)|z=sqrt(x^2 + y^2} and the paraboloid S2 = {(x,y,z)|2z=3-x^2-y^2}. Find C. a)Make a 3-D sketch to show S1, S2, and C b) Show that at each point on C the normals to these two surfaces are perpendicular ...
*October 5, 2008*

**geography - weather and climate**

i need to draw a labelled diagram and explain why depressions bring cloud and rain. do you know any good sites that would help me and explain it simply for me to understand. thanks!
*October 4, 2008*

**math**

Mr.Jackson is preparing bags of treats to give trick or treaters on Halloween. He has 48 pieces of candy and 60 pieces of gum.He uses all the candy and gum, and he puts the same ratio of candy to gum in each bag. What is the largest number of bags he could have made.
*October 1, 2008*

**calculus**

Consider a plane curve which is described in polar coordinates (r, @) by r = g(@) for @ for all [a,b] (@ representing theta). Starting from the known expression for the length of a plane curve in Cartesian coordinates and the equation x = rcos@, y = rsin@, obtain an integral ...
*September 22, 2008*

**Calculus**

Consider a plane curve which is described in polar coordinates (r, @) by r = g(@) for @ for all [a,b] (@ representing theta). Starting from the known expression for the length of a plane curve in Cartesian coordinates and the equation x = rcos@, y = rsin@, obtain an integral ...
*September 22, 2008*

**calculus**

Consider a plane curve which is described in polar coordinates (r, @) by r = g(@) for @ for all [a,b] (@ representing theta). Starting from the known expression for the length of a plane curve in Cartesian coordinates and the equation x = rcos@, y = rsin@, obtain an integral ...
*September 21, 2008*

**calculus**

wow thx a lot man
*September 20, 2008*

**calculus**

the path of a particle in the xy-plane is vector r = (cos2t, sint) for t for all [-pi/2, pi] where t represents time. Sketch the path. Is it a smooth curve? How do i sketch the path? do i just plug in random points between [-pi/2, pi]? how would i connect it together? and how ...
*September 20, 2008*

**Calculus**

the path of a particle in the xy-plane is vector r = (cos2t, sint) for t for all [-pi/2, pi] where t represents time. Sketch the path. Is it a smooth curve? How do i sketch the path? do i just plug in random points between [-pi/2, pi]? how would i connect it together? and how ...
*September 20, 2008*

**calculus**

A particle traces the path vector r = (t^3, t+3, t^2 -4t) where t represents time; it flies off on a tangent when t=1 and then moves in a straight line with constant speed. Find its position when t=4. Do I just plug the 4 into the t's in vector r?
*September 20, 2008*

**physiology**

a d d
*September 16, 2008*

**college**

Find limit X approaches 1 for ((5-X)^.5 -2)/((2-X)^.5 -1) e-mail address: mark.hultgren@ca.usda.gov Thank you.
*September 15, 2008*

**HELP!**

WHY ARE GAS PRICES RISING?
*September 6, 2008*

**Calculus**

a) Prove that |A|^2 = A•A for every vector A. (Note, the A's are vectors) b)Use this to show that if |F(t)| is constant for t for all (a,b), then F'(t)•F(t) = 0 for t for all (a,b). (Note the Fs are vectors)
*September 6, 2008*

**Algebra Help**

1. You have recently found a location for your bakery and have begun implementing the first phases of your business plan. Your budget consists of an $80,000 loan from your family and a $38,250 small business loan. These loans must be repaid in full within 10 years. a) What ...
*September 4, 2008*

**health**

health concerns fron 1990 to 2010 for 9th grade heath class homework
*September 4, 2008*

**Calculus I**

This post was also placed at freemathhelp, on the calculus board with titled, "Calculus I". No work is shown at either location. Sad.
*September 2, 2008*

**cultural diversity**

Women are considered the social minority in the United States because they belong to this group, and are sometimes subject to prejudice and discrimination
*August 28, 2008*

**Math**

1.)Write the ratio of 20 to 18 in lowest terms 2.)Find the supplement of <A. m<A =72 degrees. 3.)Place the following numbers in ascending order. -2/5, 1/6, 7/8, -5/9, 3/4
*August 18, 2008*

**Math**

A=30?
*August 18, 2008*

**accounting**

a credit to the overhead account
*August 12, 2008*

**Marketing**

I am writting a marketing plan essay and need to describe sales support but I cannot find a clear definition to start from. Help?
*July 31, 2008*

**Organization Behavior**

Thank you
*July 19, 2008*

**Organization Behavior**

what is a customer base description?
*July 19, 2008*

**Physics**

A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What is its acceleration? A. 0.21 B. 0.46 C. 0.64 D. 0.78 E. 0.97 acceleration= change in velocity/change in time and the velocity= change in displacement /change in time Velocity=28...
*July 16, 2008*

**Physics**

Displacement is which of the following types of quantities? A. vector B. scalar C. magnitude D. dimensional My answer is A. vector...I just want to confirm this is the correct answer.
*July 16, 2008*

**religion**

consider the interrelatedness of everything in the cosmos as it is expressed in many indigenous religions. How do you think the importance of these relationships developed? What spiritual purpose do you think they serve for indigenous peoples?
*June 17, 2008*

**SOCIAL STUDY**

WHY SHOULD WE GO TO A FILED TRIP.
*May 27, 2008*

**geometry**

Find each side's area then add them up Do you know the formulas for the areas of a triangle and a rectangle?
*May 27, 2008*

**Physics**

I don't necessarily need an answer here... just a step in the right direction. If you drive into a wall at 5 m/sec, rebound at 1 m/sec, and make contact with the wall for .15 sec, with what force did the wall exert on the car? (mass = 220 kg) I can't really put my ...
*May 27, 2008*

**Algebra**

Think about it this way: 3 < 6, so would -3 < -6? No, -3 > -6. No, it doesn't change because an equation by definition is not an inequality.
*May 26, 2008*

**gen 105**

How Do You Create A Table That Lays Out A Day-by-day Plan To Use As A Job Aid For Employment Search, Spanning 3 Weeks?
*May 21, 2008*

**International business**

What is the relevance of international strategy to businesspeople
*May 17, 2008*

**chemistry**

Describe the role of each of the following types of bonds in a polyamide: a) covalent bonds b) amide bonds c) hydrogen bonds
*May 10, 2008*

**Math - Trig**

Hi I have a Trig question that i dont understand, can someone please explain how to solve for it using cosine law?? A Clock with a radius of 15 cm has an 11 cm minute hand and a 7 cm hour hand. How far apart, to the nearest centimetre, are the tips of the hands at each time? a...
*April 30, 2008*

**marketing**

The answer is actually brick-and-mortar, not offline business
*April 17, 2008*

**Vending Machines**

How does Vending machine connect to our culture and customs?
*April 16, 2008*

**Algebra**

A carpenter drills 5 equally spaced holes in a 56 3/4" long piece of wood. The two end holes are an equal distance from the center. If each hole is 7 1/2 inches apart, what is the distance from each end of the wood to the nearest ens hole? Please explain Thanks, Mark
*April 15, 2008*

**Algebra**

Brett made muffins for his grandmother, but he gave his friend Steve 1/8 of the muffins. Then Brett saw Dori and gave her 1/3 of what he had left. Then he saw Shiela and gave her 1/7 of what he had left. By the time he arrived at his grandmothers house there were only 12 ...
*April 15, 2008*

**algebra**

The 2842-seat performing arts center has three sections-orchestra, mezzanine, and balcony. The mezzanine has one-sixth fewer seats than the orchestra. How many seats are in the balcony if the orchestra has 1,218 seats? Please show me how to set up the equation.... thanks
*April 15, 2008*

**algebra**

Im feeling like an old parent. Please help. Charles is one-third as old as his father. In six years, Charles will be three-sevenths as old as his father. If Charles is less than 18 years old, how old is Charles' father?
*April 15, 2008*

**math**

Factorise completely: 1)3g-3t+2mg-2mt 2)3x squared + 2x-8 3)3x squared-27
*April 7, 2008*

**Science**

I am trying to find examples of how the human body uses diffusion and osmosis. I have tried searching using various combinations, but have been unable to find any examples. Any suggestions on where I might look to find examples? Thanks
*April 6, 2008*

**math**

Hi i need help on solving this question. The population, P(t) of a city is modelled by the function P(t)=14t^2 + 650t + 32000 When will the population reach 50000? I want to know what we are looking for, and how to get to that answer. Tnx
*April 3, 2008*

**functions**

hi i was wondering what would be the domain and range restrictions that to the function f(x)=(-1/3)x^2+8, and how to find them, because i dont get it. tnx
*March 17, 2008*

**Science**

wind,waves,running water.
*March 5, 2008*

**latin**

ei spectant pueros in illos ludo
*March 3, 2008*

**Physics**

I have tried to solve this problem in multiple ways, but i keep getting it wrong please help A 48.0 {\rm kg} ice skater spins about a vertical axis through her body with her arms horizontally outstretched, making 1.50 turns each second. The distance from one hand to the other ...
*March 3, 2008*

**Chem**

How many moles of copper sulfate, CuSO4 are in a o.671 g sample? How do I start on this?
*March 3, 2008*

**Chem**

So the charge for the tartrate anion is -2......But is it possible for me to figure that out with the formula itself? Or is it something that I have to look up.....I saw the link...
*March 3, 2008*

**Chem**

What is the formula mass in amu of KNaC4H4O6 *4H2O Is it 282.09 amu? What is the charge on the tartrate anion? How do I do this?
*March 3, 2008*

**prefix and suffix**

when you_________ somthing you give it beuty im in 6th grade awnser fast please
*March 2, 2008*

**Math- consecutive intigers**

500000000 * 5555555=?
*February 18, 2008*

**Chemistry**

How much volume in liters will 100.0 grams of oxygen occupy at 100 degrees celcius and 100 atm pressure?
*February 15, 2008*

**chem**

delta T = Kf*molality Plug in 5.00 C for delta T, 1.86 for Kf and calculate molality. Then molality x kg solvent x molar mass = grams. You know molality, kg solvent, and molar mass. Calculate grams. molar mass? where did u got the molar mass from ?
*February 5, 2008*

**chem**

delta T = Kf*molality Plug in 5.00 C for delta T, 1.86 for Kf and calculate molality. Then molality x kg solvent x molar mass = grams. You know molality, kg solvent, and molar mass. Calculate grams. molar mass? where did u got the molar mass from ?
*February 5, 2008*

**chem**

How many moles of ethylene glycol must be dissolved in 500 g of water (Kf = 1.86) to lower the freezing point to -5.00 0C?
*February 5, 2008*

**math**

Consider the following binomials. A=(x^2+5x) B=(6x+30) Part 1: Factor each binomial by finding the GCF. Then, add the two factored binomials to make a single expression. Part 2: Now add the original forms of binomial A and B together to make a trinomial. Factor the trinomial. ...
*February 2, 2008*

**math**

Consider the following binomials. A=(x^2+5x) B=(6x+30) Part 1: Factor each binomial by finding the GCF. Then, add the two factored binomials to make a single expression. Part 2: Now add the original forms of binomial A and B together to make a trinomial. Factor the trinomial. ...
*February 2, 2008*

**math**

When a figure is drawn in quadrant 2, and you reflect it over the x axis, do you reflect in quadrant 1 or four? I think you reflect it in quadrant 4. Also, where would you reflect it over the x axis when the original figure is in quadrant 1? And y axis?
*February 2, 2008*

**math**

Consider the following binomials. A=(x^2+5x) B=(6x+30) Part 1: Factor each binomial by finding the GCF. Then, add the two factored binomials to make a single expression. Part 2: Now add the original forms of binomial A and B together to make a trinomial. Factor the trinomial. ...
*February 2, 2008*

**math**

Simplify the expression 6x x 2x^3 x 3x^2y^2/3x^3 x x^4y. I'm confused. The only thing I did was simplify 3x^2y^2/3x^3 to x^1y^2. I need help with the problem.
*February 2, 2008*

**math**

When a figure is drawn in quadrant 2, and you reflect it over the x axis, do you reflect in quadrant 1 or four?
*February 2, 2008*

**math**

The old lion cage at the zoo was a square, with sides x meters long. For the part of the zoo's 50 birthday celecration, the zoo expanded the length and width. The expression for the total area of the new cage is (x^2+18x+81) square meters. Part 1:Robert thinks that the ...
*February 2, 2008*

**math**

So, do you add the product to 32.25? If so, I rounded the sales tax to 2.34 and added 2.34 to 32.25 and I got 34.59.
*February 2, 2008*

**math**

Sneakers were on sale for 25% off their original price. Lola bought a pair of sneakers that had an original price of $43. She also paid a slaes tax 7.25% on the sale price of the sneakers. How much did Lola pay for the pair of sneakers? Round to the nearest cent. So far, I ...
*February 2, 2008*

**math**

Damien sets up a bucket to catch raindrops. The bucket can hold only 1 gallon. If each raindrop is made up of about 1/90 fluid ounceof water, how many raindrops will the bucket be able to hold? I need help with this question. I know that 1 gallon=128 fluid ounces. I need a ...
*February 2, 2008*

**English**

Thanks, I have read it through, it just doesn't all connect so easily for me. I get that the conversation with his mom is important and all, but I don't necessarily see why all the other conversations with people from the Iliad made him learn a lesson. Blech. My brain ...
*January 27, 2008*

**English**

The Odyssey By Homer -- Book 11 What lesson does Odysseus learn about himself? How has it strengthened his resolve to return to Ithaka?
*January 27, 2008*

**Earth science**

a fault is observed in a road cut, but there is no obvious rock units to correlate on either side of the fault to determine relative movement. How might you determine or even infer whether the hanging wall has moved up or down relative to the footwall
*December 30, 2007*

**Microeconomics**

Consider a competitive firm that produces tomatoes. The total fixed costs are $10 and TVC is related to output according to the followin scheduele Quantity TVC 0 0 1 45 2 85 3 120 4 150 5 170 1)Compute ATC and MC 2) What is quantity if P=40 3)what is quantity if P=30 4)What is...
*December 11, 2007*

**Research Paper**

My topic was Jim Crow Laws. I have to write a 5 page research paper. ANY criticism would help. This my first one so its pobably very bad. Could you reveiew my first paragraph and my thesis statement: In 1890, a new Louisiana law required railroads to provide “equal but ...
*December 8, 2007*

**calculus**

is (x)/(x^2-9) an even or an odd function?
*November 19, 2007*

**chemistry**

Rank the following compounds in order of increasing acid strength (1 = weakest, 4 = strongest) HClO HClO3 HClO2 HClO4
*November 18, 2007*

**chemistry...**

ah please ignore, i got it!!
*November 16, 2007*

**chemistry...**

thanks for the last help, i got the right answer!! i got this wrong... (answer is supposed to be 0.165 but i put 0.0652) A sample of Na2CO3 weighing 0.2863 g is dissolved in 50 mL of water and an endpoint is reached when 32.83 mL of HClO4 has been added. Calculate the molarity...
*November 16, 2007*

**chemistry**

ahhh im confused!! Calculate the pH of a solution formed by mixing 372 mL of a solution containing 4.4 x 10-6 M NaOH with 286 mL of 6.0 x 10-2 M NaOH. Report your answer to 2 decimal places.
*November 16, 2007*

**chem**

is a formate ion (HCOO-) an acid or a base? how would you know?
*November 16, 2007*

**chemistry**

thank you!!
*November 12, 2007*

**chemistry**

An aqueous solution of ethanol is 3.05 M in ethanol, CH3CH2OH. Calculate the mole fraction of ethanol if the density of the solution is 0.964 g mL-1.
*November 12, 2007*

**algebra**

what if it was something like: 2.038x = 5.381x?
*November 12, 2007*

**algebra**

x = 2.077(0.481x) x = 0.999x how would i solve for x?
*November 12, 2007*

**religion**

Frankfurter puts together several accounts of monstrous ritual. Account for the similarities between these accounts. HELP
*November 10, 2007*

**Math please help me**

9/24
*November 9, 2007*

**Physics**

A solid cylinder (radius = 0.150 m, height = 0.120 m) has a mass of 7.00 kg. This cylinder is floating in water. Then oil ( = 725 kg/m3) is poured on top of the water until the situation shown in the drawing results. How much of the height of the cylinder is in the oil?
*November 6, 2007*

**religion--verse explaining**

i think it is more profitable to look at all the attributes of spirtual malpractise in given cultures, and when we do so we find a set of oppositions that maintains remarkable consistency as a set, despite variations between cultures. can someone explain what this verse means...
*November 1, 2007*

**Religion--thesis statement help!**

Majority is where evil exists and the individual is distinctly evil, and minority is when evil does not exist, rather the actions one does can be considered evil through explanation. i need to write a strong thesis statement agreeing with the minority view
*November 1, 2007*

**religion**

Unruly Evil by david pocock can anyone explain to me what is being said in this text. I do not understand it at all, and our prof will not help us understand it either. I need help majorily!
*October 31, 2007*

**Religion**

Unruly evil by David Pocok - what does pocock mean by unruly evil? - for pocock, how is evil related to order and to explicability
*October 31, 2007*

**biology**

how does cellulose adapt to its function!? i think it has something to do with there being a strong cell wall. however im am unsure. please could somebody help me thanks
*October 25, 2007*

**Geography**

Do you feel suburbia is a sustainable way of life?
*October 16, 2007*

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