Thursday
July 31, 2014

Posts by paul


Total # Posts: 754

English
what are presents for?

English
can anyone answer these questions? How do people choose what to buy? what are presents for and what do they express?

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

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?

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?

algebra 1
16

algebra 1
16

algebra 1
16

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....

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?

science
What solids have particles arranged in repeating geometric patterns?

statistics
Where'd the 12 come from? PLEASE HELP!

Brown
Find The Pattern: George, Thomas, Abe, Alexander...

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:

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 eac...

trigo
bobo nung unang sumagot ,

structural analysis
a wood post 20 ft long shortens 1/4 in. under load determine the average unite strain

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 ...

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...

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 understan...

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 are2.4x...

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

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.

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?

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?

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

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 7.5...

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 swi...

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.

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, compl...

English
I agree with Writeacher. According to APA guidelines, none of the above are correct.

Math
Hello Damon im not understanding... are you saying the answer is c?

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

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?

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?

History
what is Soweto Dance Theater

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...

Social studies
What is the relation between lack of freedom and poverty? Thanks, Paul

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 -...

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 o...

algebra
Thank you Poppy and Reiny!!!!!!!!!!!! :)

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 o...

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 ...

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 ...

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 ...

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

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

calculus
How do you differentiate the maclaurin series for 1/(1-x) twice to find the maclaurin series of 1/(1-x)^3.

Chemistry
Ah! I have the same question. Could you explain it?

Finance
816.00 divided by 12 I think

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

Finance
sorry, i dont understand Ms Sue

Finance
Does that mean divided by 12?

8th grade
what was the ultimate result of Zheng Hes voyages of discovery in the 1400?

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,...

ECONOMICS
As the economy expands, it requires les and less investment.

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

algebra
Thank You Kathleen your a life saver

algebra
What is 7/12 as a percent and decimal???

algebra
What is 7/12 as a percent and decimal?

Algebra
What is 7/12 as a decimal and a percent???

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.

spanish
¿Dónde te graduaste de la secundaria (high school)?

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?

decimals
write decimal for 47.5%

Chemistry
Kb for aniline is 4.3 x 10^-10. What does this tell you about aniline? Please help!

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

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

physics
360

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

calculus
But then would this confirm the limiting behavior of the graph because at every interval up to infinity it would approaching zero?

calculus
I meant to say zero

calculus
is it because every interval of one the integrals approach 1?

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

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 ...

calculus II
But how can you tell the limit?

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 confi...

Math
(A) y =x+3 (B) correct (C) correct

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

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?

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 confi...

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?

biology
compare and contrast the variety of amino acids with that of monosaccharides and fatty acids. Which group exhibits the greatest structural variability?

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 wa...

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 possib...

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!!!!!

physics need help
thanks, i finally got the right answer, i just needed to put more digits with the scientific notation. thanks bob

physics need help
this is not the right answer though. am i missing a step?

physics need help
this is not the right answer though. am i missing a step?

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

physics need help
i tried that for the value of k of that material but i'm still not getting the right answer

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 additiona...

Physics
what is the dielectric constant of tantalum pentoxide?

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 additiona...

Biology
Thank you - I'll take a look at that.

Biology
why is a radioisotope able to substitute for an ordinary (nonradioisotope) atom of the same element in a molecule?

math equation
it is already answered

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

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...

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?

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