Thursday

January 29, 2015

January 29, 2015

Total # Posts: 980

**grammer usage**

can you unscramble these letter to do something to do with hockey c i o p o n a m \
*April 17, 2008*

**calculus**

Can anyone walk me through the steps of solving either of these problems? 1)Determine the percentage of change of f(x)=e^0.9x at x=15 and x=30 2)For the demand function q=150(245-p^2), find E(p) and determine if the demand is elastic or inelastic (or neither) at the price p=7.
*April 10, 2008*

**Business Law**

When there is a unilateral mistake, in what three types of situations may a contract not be enforced? Explain your answer.
*April 2, 2008*

**Gr. 3 Math**

Is a square tan in a tan gram congruent to a square pattern block?Explain you thinking
*March 16, 2008*

**algebra**

A family of 2 adults and 4 children visited Sentosa during the June holidays.An adult ticket cost $18.90 and a child ticket $12.80 during the promotional period.if the family enjoyed the promotional price,what was the total cost of the tickets for the family ?and what would be...
*February 6, 2008*

**algebra**

One-fifth of a flank is sawn off and three-eights of remaining piece is then thrown away.What fraction of original remains?
*February 5, 2008*

**American History. Dealing with the cold war! !help**

I have to write a 7 paragraph paper on the cold war. We have to cover these five points and i am so lost on where to get the information. Please help me find the correct places to get the correct info about each of these! thank you! cold war contrasted to a hot war 2) why was ...
*November 28, 2007*

**Math amortization payments**

you have taken an amortized loan at 7.5% for 4 years to pay off your new car, which cost $15,000. after 3 years, you have decide to pay off the loan. find the unpaid balance. assume monthly payments
*November 14, 2007*

**Grammar**

Can commas be used in simple sentences? I mean not after adjectives?
*November 14, 2007*

**Chemistry**

What is the difference between atomic radius, and atomic size
*November 9, 2007*

**Chemistry**

Rank the ions in order of decreasing size. Sr2+, Ba2+, Cs Cs>Ba>Sr
*November 9, 2007*

**science**

Now I see. I had figured it out in Kelvin, so 214 was the close. Thanks
*November 9, 2007*

**science**

Before Mendeleev published his periodic table, Johann Döbereiner grouped similar elements into triads, in which the unknown properties of one member could be predicted by averaging known values of the properties of the others. To test this idea, predict the the melting ...
*November 9, 2007*

**ETH 125**

I am lost. My assignment is Ethnic Groups and Discrimination. Choose an ethnic group to which you personally belon. If you identify with more than one group, chooose the group with which you most identify or about which you would like to learn more. I"m supposed to write ...
*November 4, 2007*

**Calculus**

Thanks.
*October 31, 2007*

**Calculus**

Problem 49. Find the critical values f(x) = (4x^2 - 9) / x
*October 31, 2007*

**American History. Dealing with events of Germany!**

Hi, i have no idea what to do. The teacher was very blunt. I have to devise a timeline and report of events between 1914 and 1941 that were actions of italy, germany and japen. But my other two partners have the other two countries, and i need my events for Germany. What are ...
*October 24, 2007*

**Physics**

thank you so much!
*September 15, 2007*

**algebra 1**

how do you solve a problem that says to find the unit rate?
*August 30, 2007*

**Algebra I**

Driving down a mountain, Tom finds that he has descended 1800 ft. in elevation by the time he is 3.25 mi horizontally away from the top of the mountain. Find the slope of his descent to the nearest hundredth. slope is descent divided by distance from base. Change one of the ...
*August 21, 2007*

**harrison geometry**

how do you get the answer to 120 meters in precision . the teacher really didnot explain well,so i am a little lost.
*August 16, 2007*

**Algebra 1**

A long-distance phone call costs $0.55 for the first minute and $0.09 for each additional minute or portion thereof. Write an inequality representing the number of minutes a person could talk without exceeding $7. Wouldn't that just be 9t + 55 ≤ 700 where t is time ...
*August 9, 2007*

**To Kill a Mockingbird**

What does the jail in To Kill a Mockingbird represent? the knothole in the tree? the Radley house? Please help with any of these... I'm so confused! http://www.sparknotes.com/lit/mocking/themes.html Scroll down to read about symbols. One of the things about symbols is that...
*May 15, 2007*

**physics**

.7707865169
*April 29, 2007*

**Economics**

*MPC = 3/4 *change in Taxes(T) = $5 Billion *change in Government Purchases= - $12 Billion *Find the change in equilibrium Real GDP? My answer that I get is a $63 Billion fall in Real GDP. Is this correct? I too get a fall of $63B Thanks for the help.
*April 26, 2007*

**Economics**

Problem #2: A Consumption Function: C = Co + MPC(Yd). Suppose that autonomous consumption is inversely related to the interest rate. It follows that as… a. interest rate falls, consumption falls b. interest rate rises, saving falls c. interest rate rises, consumption ...
*April 24, 2007*

**Economics**

Problem #1: If the economy is self-regulating, wouldn’t these scenarios represent correct and sequentially accurate economic explanation? 1)
*April 23, 2007*

**Economics**

Problem #1: If the economy is self-regulating, wouldn’t these scenarios represent correct and sequentially accurate economic explanation? a)
*April 23, 2007*

**Economics**

If the economy is self-regulating, wouldn’t these scenarios represent correct and sequentially accurate economic explanation? 1)
*April 23, 2007*

**chemistry**

To find the mass of a mole of a compound, scientists add together the??? Since this is not my area of expertise, I searched Google under the key words "find mass mole" to get these possible sources: http://www.fordhamprep.org/gcurran/sho/sho/lessons/lesson92.htm http...
*April 8, 2007*

**Economics**

What components of GDP (if any) would each of the following transactions affect? Explain. (b) Aunt Jane buys a new house. (c) Ford sells a Mustang from its inventory. (g) Honda expands its factory in Marysville, Ohio. My Answers: (b) Investment since I read that new housing is...
*April 4, 2007*

**spanish**

Which African country has Spanish as an official language? I dont know if it is correct but isnt it Equatorial Guinea. I am not sure That would be correct. You most have a diffrent spanish class. You bet. I eaven a have a weird school. Thank you for using the Jiskha Homework ...
*March 31, 2007*

**science**

What star other than the sun is closest to the earth? Proxima Centauri, which is part of the alpha Centauri three-star system
*March 28, 2007*

**medical**

What do leukemia sufferers have too many of? Even though I know the answer, I searched Google under the key words "leukemia" to get these possible sources: http://en.wikipedia.org/wiki/Leukemia http://www.cancercenter.com/leukemia.cfm?source=google&c=1230:1 http://...
*March 28, 2007*

**medical**

What does "CPR" stand for in medical emergencies? crp are stands for cardio-pulmonary resuscitation
*March 28, 2007*

**algebra**

How do you simplify this expression, assuming all variables are positive? (3a^1/2b^1/3)^2 The carrot symbol represents exponents. It is a^1/2 and b^1/3, just so you know. Square each term in the parenthesis. 3^2 = 9 (a^1/2)^2 = a (b^1/3)^2 = b^2/3 Put it all together: 9 a b^2/...
*March 6, 2007*

**Eng- Hyperbole example**

what beaner ur momma!!!!!!!!!
*February 21, 2007*

**Health Project Ideas**

Hi my friend
*February 6, 2007*

**Chemistry**

A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become saturated with the...
*February 2, 2007*

**Chemistry**

This is a question on Non-standard states. Calculate ¥ÄG605 for the following reaction under the given conditions. Use data obtained from the table below and assume that ¥ÄHo and ¥ÄSo do not vary with temperature. C2H4(g) + H2O(g) ¡æ ...
*February 2, 2007*

**Chemistry**

A vessel of 9.49 L in volume contains 3.37 L of pure water at 25¡ÆC. A partial pressure of 4.73 atm of CO2 is quickly injected into the space above the water. Calculate the partial pressure of carbon dioxide remaining once the solution has become saturated with the...
*February 2, 2007*

**economics**

If departing tenants sell access to rent-controlled apartments, whi is likely to end up with the apartments? How else might scarce rent-controlled apartments be distributed? 1) the highest bidders will end up with the appartment, with the "economic rent" from the ...
*January 29, 2007*

**Chemistry**

Using data below, calculate the vapour pressure (in torr) of liquid bromine at 72.3Â°C. Assume that Î”Ho and Î”So do not vary with temperature. Express your answer in scientific notation. Br2(l) -> Br2(g) Br2(l) Î”Hfo= 0 kJ/mol
*January 22, 2007*

**friends**

are you there snoopy????? !!!!
*January 16, 2007*

**spelling**

sorry Turtle Girl i can't help
*January 16, 2007*

**spelling**

Andrea do you mean soil:soil:goat:?? if so i can help
*January 16, 2007*

**qustion**

what does mellow-dramtic mean?
*January 16, 2007*

**fact**

a lexicon is a diconary
*January 16, 2007*

**friends**

whats new? !!!!!!!!!!!!!!!!!!!!!
*January 16, 2007*

**spelling**

hey snoopy are you on?
*January 16, 2007*

**something**

so today i had spelling 17
*January 16, 2007*

**spelling**

yo whats up
*January 16, 2007*

**friends**

hi snoopy
*January 16, 2007*

**spelling**

Sha, the answer is brush:scub
*January 16, 2007*

**spelling**

hey, by the way cool website
*January 16, 2007*

**spelling**

brother:mother::fly:spry my mom helped me with that one!!!!! weird (same homework)
*January 16, 2007*

**MATH**

what is 10 square root of 3u squared plus 6u squared square root of 3u squared? i have to add this radical alright thanks Do you mean [10 sqrt(3u)]^2 + 6u^2*[sqrt(3u)]^2 ? That would be 100*3u + 6 u^2*3u = 300 u + 6 u^3 but there are other ways to interpet what you have ...
*January 2, 2007*

**math and adding radicals**

what is 10 square root of 3u squared plus 6u squared square root of 3u squared? 33 45/56
*January 2, 2007*

**english**

What is the correct way to abbreviate fifties? '50s? 50's? What??? Sally, I have seen it both ways, but I believe that 50s is the better way to do it. If you're referring to the decade of the nineteen-fifties, then '50s -- or better yet, 1950s. Otherwise, use ...
*January 1, 2007*

**Economics**

A) I am confused, isnt it asking for average total cost, not TVC?
*December 13, 2006*

**Economics**

You’ve been hired by an unprofitable firm to determine whether it should shut down its unprofitable operation. The firm currently uses 70 workers to produce 300 units of output per day. The daily wage (per worker) is $100, and the price of the firm’s output is $30. ...
*December 11, 2006*

**Economics**

you are hired as the consultant to a monopolistically competitive firm. The firm reports the following information about its price, marginal cost, and average total cost. Can the firm possibly be maximizing profit? If the firm is profit maximizing, is the firm in a long-run ...
*December 5, 2006*

**Economics**

For the following characteristic say whether it describes a perfectly competitive firm, a monopolistically competitive firm, monopoly firm, or neither. a. Has marginal revenue less than price. I would think this would be neither. b. Produces at minimum of average total cost in...
*December 5, 2006*

**Economic**

3. A large share of the world supply of diamonds comes from Russia and South Africa. Suppose that the marginal cost of mining diamonds is constant at $1,000 per diamond, and the demand for diamond is described by the following schedule. Price/Quantity: 8000/5000, 7000/6000, ...
*December 5, 2006*

**Economics**

For the following characteristic say whether it describes a perfectly competitive firm, a monopolistically competitive firm, monopoly firm, or neither. Equates marginal revenue and marginal cost I would think that it would be each one of them since each one uses the Golden ...
*December 4, 2006*

**Economics**

3. Suppose the Clean Springs Water Company has a monopoly on bottled water sales. If the price of tap water increases, what is the change in Clean Water’s profit-maximizing levels of output, price, and profit? Explain in words and with a graph. Take a shot. What do you ...
*December 1, 2006*

**Chemistry**

Hi. Is PO4(3-) polar or non-polar? Why or why not? Thanks! Look up the electronegativity of P and O. I think I remember that O is about 3.5 and P is about 2.1; therefore, each P-O bond is somewhat polar. Thus, the ion will be polar unless the Lewis structure (electron dot ...
*November 23, 2006*

**question**

do the experts on here draw graphs? Yes, we CAN draw graphs(manually) but not on the computer.
*November 17, 2006*

**Music**

Are string quartets chamber ensembles?
*November 16, 2006*

**Economics**

The marginal tax rate is defined as the extra taxes paid on additional income divided by the increase in income. Calculate the marginal tax rate for the proportional tax system as income rises from $50,000 to $100,000. Calculate the marginal tax rate as income rises from $100,...
*November 14, 2006*

**Economics**

The marginal tax rate is defined as the extra taxes paid on additional income divided by the increase in income. Calculate the marginal tax rate for the proportional tax system as income rises from $50,000 to $100,000. Calculate the marginal tax rate as income rises from $100,...
*November 13, 2006*

**business alliance**

Amazon. com and Toys "R" Us decided to work together to sell toys over the Internet. What decisions would executives from each company have to consider in order to complete this alliance? umm.. prices?? how the money is split up?? what else? Thanks.
*November 6, 2006*

**Math (related rates)**

My question is similar to Avik's but with different values. A camera, located 4 km from the launch pad, is tracking the rocket that is fired straight up. When the height of the rocket is 13 km, the camera is rotating at the rate of 3/169 radians per second. What is the ...
*November 5, 2006*

**MATH! Urgent**

umm suppose a parabola has a vertex at (0,2) and points (1,1) how would I derive the equation and focus, i've been trying to understand this for so long, I can't get it. Does this parabola have the equation (y-2)^2 = x and a focus of 1/4?? Is that correct?? I searched ...
*November 2, 2006*

**Chemistry**

What if when I find my product, I get the same compound as I did in my reactant? For example, FeCl3 + HCl ->FeCl3 + HCl. Then something is wrong. In this case, FeCl3 and HCl usually don't react. In very concentrated solutions of HCl, the FeCl4^- or FeCl6^-3 ion can form...
*October 21, 2006*

**npdsowi**

wtqtefwfyyftde3y`eq3qe3q
*September 28, 2006*

**AP Biology - Starch**

Hello, I'm in deep need of your knowledge. If you may help me, I would appreciate it. The question is regarding the high catalyzation of starch, since it breaksdown at 100 C, why is the high temperature needed? Thanks -Sally As I remember, the action of the enzyme ...
*September 28, 2006*

**US History**

what flatlands in california lie between the sierra nevada and the coast range? what volcano dominates the southern portion of th island of hawaii? what flatlands extend sout from the chesapeake bay to the east of the coast of flordia? I went to http://www.lib.utexas.edu/maps/...
*August 24, 2006*

**helllllllllllllllppppppppppppp**

need help math I have a big square of 9little squares in it on the first row going down I got 1 4 6 that makes 11 ok I have to make 11 using those number on the other squares and I can not double the same number in every way it has to come out 11 straght ,down,side, across ...
*August 31, 2005*

**helpppppppp**

I have this problem abouth math pre algebra this is my problem I have 3 number that makes a total of 11 I have 1 4 6=11 in each way has to came out 11 up down side across and I have 2 more blanck spaces total of 3 its big square need help and I cant use the same numbers over ...
*August 30, 2005*

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