Saturday

August 23, 2014

August 23, 2014

Total # Posts: 747

**English**

can anyone answer these questions? How do people choose what to buy? what are presents for and what do they express?
*September 28, 2010*

**world history**

Why does Marks begin with China? What was happening there in the 1400s that matters to the course of world history?
*September 20, 2010*

**world history**

Compare and contrast China and India ca. 1400. What are some important political differences? Why do you think those differences might matter in the way world history develops in the period from 1500 to 1800?
*September 20, 2010*

**algebra 1**

Lew flew to Venezuela and saw angel falls where the water drops 3,212 feet. how much higher this waterfall than the empire state building,which is 1,250 feet high?
*September 19, 2010*

**algebra 1**

16
*September 19, 2010*

**Statistics**

Hi, I have to answer if each questions is a nominal, ordinal, interval discrete, interval continuous, ratio discrete, or ratio continuous. I would like to know if my answers are correct and if wrong what is the correct answer. Thanks 1. Highest level of education completed? a...
*September 19, 2010*

**US History**

Compare and contrast China and India ca. 1400. What are some important political differences? Why do you think those differences might matter in the way world history develops in the period from 1500 to 1800?
*September 17, 2010*

**science**

What solids have particles arranged in repeating geometric patterns?
*September 7, 2010*

**statistics**

Where'd the 12 come from? PLEASE HELP!
*September 7, 2010*

**Brown**

Find The Pattern: George, Thomas, Abe, Alexander...
*August 27, 2010*

**physic**

The resistivity of gold is at a temperature of 20°C. A gold wire, 1.8 mm in diameter and 14 cm long, carries a current of 480 ma. The power dissipated in the wire is closest to:
*August 4, 2010*

**physic**

a 40.0 ohm resistor and a 90.0 ohm resistor are connected in parallel, and the combination is connected across a 120 V dc line. A)what is the resistance of the parallel combination. B)what is the total current through the parallel combination. C)what is the current through ...
*August 2, 2010*

**trigo**

bobo nung unang sumagot ,
*July 31, 2010*

**structural analysis**

a wood post 20 ft long shortens 1/4 in. under load determine the average unite strain
*July 31, 2010*

**chemistry**

In a reaction involving the iodination of acetone, the following volumes were used to make up the reaction mixture: 10 mL 4.0 M acetone + 10mL 1.0 M HCL + 10 mL 0.0050 M I2 + 20 mL H2O A student found that it took 250 seconds for the color of the I2 to disappear. What was the ...
*July 26, 2010*

**CIS 105**

My assignment: • Describe one technological device in 350 to 700 words. Include the following: When did it come (or will it potentially come) into existence? What scientific or technological reasoning explains how this potential has been (or can be) be reached? My problem...
*July 25, 2010*

**CIS 105**

I need help with the following assignment: o Distinguish between computer data represented by the state of a computer’s electrical switches and the meaningful information that is displayed to the user. I have read the course material 3 times already and I cannot ...
*July 25, 2010*

**physic**

An aluminum rod is 10.0 cm long and a steel rod is 80.0 cm long when both rods are at a temperature of15 degrees cel. Both rods have the same diameter. The rods are joined end-to-end to form a rod 90.0 cm long. The coefficients of linear expansion of aluminum and steel are2....
*July 24, 2010*

**Calculus**

If anyone can please help me solve this math problem! PLEASE!! Here is the link: img63.imageshack.us/img63/9355/img0002gp.jpg
*July 22, 2010*

**Physic**

Geophysicist have estimated that the temperature at the center of the earth’s core is 5000⁰C (or more), while the temperature of the sun’s core is about 15 million K. Express both of these temperature in Fahrenheit degrees.
*July 22, 2010*

**pysic**

A 328 kg car moving at 19.1 m/s hits from behind another car moving at 13.0m/s in the same direction. If the second car has a mass of 790kg and a new speed of 15.1m/s what is the velocity of the first car after the collision?
*July 21, 2010*

**physi**

a slab of ice floats on a freshwater lake what is the minimum volume must the slab have for a 45kg women to be able to stand on it without getting her feet wet?
*July 20, 2010*

**physic**

by how many newtons do you increase the weight of your car when you fill up your 11.5 gal gas tank with gasoline a gallon is equal to 3.788 L and the density of gasoline is 737kg/m3
*July 20, 2010*

**Chem**

Variation of the rate constant with temperature for the first-order reaction 2N2O5(g) 2N2O5(g) + O2(g) Is given in the following table. Determine graphically the activation energy for the reaction. T(K) k(s^-1) 2981.74 x 10^-5 308 6.61 x 10^-5 318 2.51 x 10^-4 328 7....
*July 17, 2010*

**algebra**

Time to swing. The period T (time in seconds for one complete cycle) of a simple pendulum is related to the length L (in feet) of the pendulum by the formula 8T^2=n ^2 L. If a child is on a swing with a 10 foot chain, then how long does it take to complete one cycle of the ...
*July 15, 2010*

**ENG 101**

My apologies, I see now that I forgot to include my answer choices. 1A, 2B, 3A, 4A, 5A, 6B, 7B, 8A, 9A, 10A, 11B, 12B, 13B. 14B, 15A, 16B, 17A.
*July 10, 2010*

**ENG 101**

I am wandering if my answers and rationale are correct. The capital X denotes my chosen answer and my rationale follows the statement choices. Comprehensive Grammar CheckPoint Read the following sentences, and focus on the grammar area specified in the left column. Then, ...
*July 10, 2010*

**English**

I agree with Writeacher. According to APA guidelines, none of the above are correct.
*July 9, 2010*

**Math **

Hello Damon im not understanding... are you saying the answer is c?
*June 30, 2010*

**Math **

Find a polynomial of degree 3 with roots 3, 4 - i. Which one is it? A.x3 - 10x + 15 B.x3 + 15x2 + 4x - 50 C.x3 - 11x2 + 41x - 51 D.x3 + 24x2 + 3x - 12
*June 30, 2010*

**math**

1500 dollars into a 6 month CD compounding daily with a 4% APR. How much do u have at the end of your six months?
*June 17, 2010*

** math**

A deck of 38 cards contains 16 blue cards, 6 red cards, and 16 yellow cards. What is the probability of randomly drawing a blue card from this deck?
*June 16, 2010*

**History**

what is Soweto Dance Theater
*June 16, 2010*

**History**

The impact of increased discrimination and segregation practices between 1876 and 1900 in the District. Be sure to describe how this discrimination and segregation diminished social, economic, and political gains which were enjoyed by black Washingtonians immediately after the...
*June 9, 2010*

**Social studies**

What is the relation between lack of freedom and poverty? Thanks, Paul
*May 31, 2010*

**managerial economics**

1. Some games of strategy are cooperative. One example is deciding which side of the road to drive on. It doesn’t matter which side it is as long as everyone chooses the same side. Otherwise, everyone may get hurt. Driver 2 Left Right Driver 1 Left 0,0 -1000 -1000 Right -...
*May 17, 2010*

**algebra**

Quan is shopping. He can buy 2 pairs of pants and 1 shirts for $79.85 ( before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85 (before tax is added). To figure out how much a shirt or a pair of pants costs,you must first identify the conditions. What is one ...
*May 6, 2010*

**algebra**

Thank you Poppy and Reiny!!!!!!!!!!!! :)
*May 5, 2010*

**algebra**

Quan is shopping. He can buy 2 pairs of pants and 1 shirts for $79.85 ( before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85 (before tax is added). To figure out how much a shirt or a pair of pants costs,you must first identify the conditions. What is one ...
*May 5, 2010*

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...
*May 5, 2010*

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...
*May 5, 2010*

**algebra**

Quan is shopping.He can buy 2 pairs of pants and 1 shirt for $79.85 (before tax is added). He can buy 1 pair of pants and 2 shirts for $69.85.(before tax is added). To figure out how much a shirt of a pair of pants cost, you must be able to write the equations. What equations ...
*May 5, 2010*

**algebra**

which inequality is the same as -4x + 2y <= 8? a)y >= -2x + 4 b)y <= -2x + 4 c)y <= 2x + 4 d)y >= 2x + 4 i will like to know if my answer is correct or not. c
*May 5, 2010*

**algebra**

which inequality is the same as -4x + 2y <= 8? a)y >= -2x + 4 b)y <= -2x + 4 c)y <= 2x + 4 d)y >= 2x + 4
*May 5, 2010*

**calculus**

How do you differentiate the maclaurin series for 1/(1-x) twice to find the maclaurin series of 1/(1-x)^3.
*April 26, 2010*

**Chemistry**

Ah! I have the same question. Could you explain it?
*April 25, 2010*

**Finance**

816.00 divided by 12 I think
*April 20, 2010*

**Finance**

Ms Sue, I am not a student, just trying to find out this answer for personal reasons. Thanks for your help. I thing I multiply 3.4 time 24000 divided by 12 which is about 600 per month....right
*April 20, 2010*

**Finance**

sorry, i dont understand Ms Sue
*April 20, 2010*

**Finance**

Does that mean divided by 12?
*April 20, 2010*

**8th grade**

what was the ultimate result of Zheng Hes voyages of discovery in the 1400?
*April 11, 2010*

**Advanced Accounting**

A. (1) 12% x ($1,000,000-400,000) = $72,000 normal earnings. Expected future earnings = $150,000. Excess earnings = $150,000 - 72,000 = $78,000. Excess earnings x 5 years = $390,000 goodwill. (2) $78,000 x 3.60478 (discount rate of 12% at 5 years) = $281,173 goodwill. (3) $78,...
*April 11, 2010*

**ECONOMICS**

As the economy expands, it requires les and less investment.
*April 8, 2010*

**Physics**

Compare and contrast concepts of unsaturated, saturated and super saturated solutions. How would you make each type. What would they be useful for?
*March 31, 2010*

**algebra**

Thank You Kathleen your a life saver
*March 24, 2010*

**algebra**

What is 7/12 as a percent and decimal???
*March 24, 2010*

**algebra**

What is 7/12 as a percent and decimal?
*March 24, 2010*

**Algebra**

What is 7/12 as a decimal and a percent???
*March 24, 2010*

**Poetry**

What would be a good thesis statement for "Mid-Term Break" by Seamus Heaney I've read it about 100 times and I've analyzed it a bunch of times and need help with at least two of the three prong thesis statement.
*March 23, 2010*

**spanish**

¿Dónde te graduaste de la secundaria (high school)?
*March 21, 2010*

**History**

Why was Andrew Jackson considered a "common man" political wise, not how he lived. I mean what three or two events and decisions did Jackson do during his presidency that made him the citizen president?
*March 19, 2010*

**decimals**

write decimal for 47.5%
*March 17, 2010*

**Chemistry**

Kb for aniline is 4.3 x 10^-10. What does this tell you about aniline? Please help!
*March 14, 2010*

**Math riddle**

Thanks, Ms. Sue Mathmate thanks thats what I thought just wanted to make sure maybe it was a misprint on the riddle.
*March 2, 2010*

**Math riddle**

I am a two digit number greater than 40.You can divide me by 7 and also by 8, but not any other set of single digit number.what number am I
*March 2, 2010*

**Calculus**

If f(x)=e^(x+5lnx) find f'(4), correct to two decimal places.
*February 27, 2010*

**calculus**

But then would this confirm the limiting behavior of the graph because at every interval up to infinity it would approaching zero?
*February 24, 2010*

**calculus**

I meant to say zero
*February 24, 2010*

**calculus**

is it because every interval of one the integrals approach 1?
*February 24, 2010*

**calculus**

Yes I have, but I don't understand why the integral would go to zero. And the description of the interval.
*February 24, 2010*

**calculus**

Posted by Paul on Friday, February 19, 2010 at 3:57am. I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the ...
*February 24, 2010*

**calculus II**

But how can you tell the limit?
*February 24, 2010*

**calculus II**

I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the integral as N approaches infinity? Does the graph ...
*February 24, 2010*

**Math**

(A) y =x+3 (B) correct (C) correct
*February 21, 2010*

**Calculus**

But how did you arrive at "as N gets big this looks like e^x(-NcosNx)/N^2?????
*February 19, 2010*

**Calculus**

Now how would you describe the graph of this function when say N=5, N=10, and N=100? And what does it mean does the graph confirm the limiting behavior of the integral's value?
*February 19, 2010*

**Calculus**

I have the function f(x)=e^x*sinNx on the interval [0,1] where N is a positive integer. What does it mean describe the graph of the function when N={whatever integer}? And what happens to the graph and to the value of the integral as N approaches infinity? Does the graph ...
*February 19, 2010*

**Biology 201**

Life is sometimes described as a constant struggle against the second law of thermodynamics. How do organisms succeed in this struggle without violating the second law?
*February 14, 2010*

**biology**

compare and contrast the variety of amino acids with that of monosaccharides and fatty acids. Which group exhibits the greatest structural variability?
*February 11, 2010*

**Math**

Field Goals Free Throws --------------------------------------- Number: % : Number : % Taken : Made : Taken : Made ---------------------------------------Lions : 37 1/2%: : 20 : 55% 48 : : : Tigers: 45% : 18 : 66 2/3% 40 : If these are the results of a basketball game, what ...
*February 8, 2010*

**data management grade 12 **

Cecile tosses 5 coins,one after the other. a) How many different outcomes are possible? b) In how many ways will the first coin turn up heads and the last coin turn up tails? c) In how many ways will the second third and fourth coins all turn up heads? d) would the same ...
*February 5, 2010*

**math**

You must divide the numerator by the denominator Example: 13/50= 13 divided by50 you would get 0.26 and that would be your answer!!!!!
*February 2, 2010*

**physics need help**

thanks, i finally got the right answer, i just needed to put more digits with the scientific notation. thanks bob
*January 29, 2010*

**physics need help**

this is not the right answer though. am i missing a step?
*January 29, 2010*

**physics need help**

C=(kAe)/d =[(25)(pi*.55^2)(8.85e-12)]/.0025 =8.41e-8 q1=CV =(8.41e-8)(1000) =8.41e-5 without dielectric: C=(Ae)/d =(pi*.55^2)(8.85e-12)/.0025 =3.36e-9 q2=CV =(3.36e-9) (1000) = 3.36e-6 q1-q2 =8.07e-5 C
*January 29, 2010*

**physics need help**

i tried that for the value of k of that material but i'm still not getting the right answer
*January 29, 2010*

**physics need help**

A parallel-plate capacitor made of circular plates of radius 55 cm separated by 0.25 cm is charged to a potential difference of 1000 Volts by a battery. Then a sheet of tantalum pentoxide is pushed between the plates, completely filling the gap between them. How much ...
*January 29, 2010*

**Physics**

what is the dielectric constant of tantalum pentoxide?
*January 28, 2010*

**Physics**

A parallel-plate capacitor made of circular plates of radius 55 cm separated by 0.25 cm is charged to a potential difference of 1000 Volts by a battery. Then a sheet of tantalum pentoxide is pushed between the plates, completely filling the gap between them. How much ...
*January 28, 2010*

**Biology**

Thank you - I'll take a look at that.
*January 21, 2010*

**Biology**

why is a radioisotope able to substitute for an ordinary (nonradioisotope) atom of the same element in a molecule?
*January 21, 2010*

**math equation**

it is already answered
*January 4, 2010*

**Chemistrt**

How many grams in 4.00 moles of Fe2O3? Answer 4 Moles Mass = 159.7 grams 4 X 159.7/1 = 6.388 or 6.39 grams. How do you get 6.39X102grams? Fe is +2 and O is –2. you have 2-Fe and 3-O why would this not be 6.39X10-2 grams
*December 6, 2009*

**biology**

1-Why is so much heat lost from, head, hands, feet? 2-Why would the body cool down at high altitudes regardless of outside temp? 3-Describe changes that occur as body tries to acclimatize to high altitudes? 4-Describe causes and effects of pulmonary edema and cerebral edemo? 5...
*December 6, 2009*

**Chemestry 095**

Complet and balance the following equation. F2 (g) + HCI (g) == ?? Which element or ion is oxidized and which one is reduced? Which one is the oxidizing agent and which is the reducing agent?
*November 29, 2009*

**Chemestry 095**

Write teh electron configuration for the following ground state atoms and ions. strontium+2 ion; iron element; selenium -2 ion; gallium +3 ion; and tin element.
*November 29, 2009*

**chemistry**

Megan I'm in Mr. Hartzell's class are you?
*November 28, 2009*

**Math**

g of x=2x^2+x-10 Factor
*November 19, 2009*

**algebra**

12/a=4
*November 9, 2009*

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