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November 23, 2014

Posts by Justin


Total # Posts: 781

Calculus
Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. int_2^10 2 sqrt(x^2+5)dx text(, ) n=4
January 18, 2008

calculus
Consider the given function. f(x) = 3 sin(6x) text(, ) 0<=x<=(3pi)/2 (a) Find the Riemann sum with six terms, taking the sample points to be right endpoints. (Give your answer correct to six decimal places.) R6 = (b) Repeat part (a) with midpoints as sample points. (Give...
January 18, 2008

calculus
Consider the given function. f(x) = 3 sin(6x) text(, ) 0<=x<=(3pi)/2 (a) Find the Riemann sum with six terms, taking the sample points to be right endpoints. (Give your answer correct to six decimal places.) R6 = (b) Repeat part (a) with midpoints as sample points. (Give...
January 18, 2008

Calculus
Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. int_2^10 2 sqrt(x^2+5)dx text(, ) n=4
January 18, 2008

social studies
what magical figures were wrapped within a mummies wrappings
January 17, 2008

mass affects on energy
I need to come up with an experiment for observing how mass affects energy. Does anyone have any suggestions?
January 13, 2008

physics
8.1*10^4
January 8, 2008

more chemistry this time concentration
Some of the problems. I honestly have no clue how to do these/where to look for answers. What is the concentration of 5.28*10^14 Carbon Tetrachloride molecules dissolved in 149 mL of water? How many grams of Carbon Dioxide will there be in a 16.43 mL of a .03M solution.
January 1, 2008

Chemistry=MOLES!
I'm having trouble converting moles to grams and finding the mass of molecules. Problems I'm stuck on: What is the mass in grams of .99x10^49 Sodium Chloride Molecules? and How many moles of Cu are in 9.61 grams? and How many moles are in 5.94x10^45 Ne atoms? I just ...
January 1, 2008

References
what about if it is a website? Is it the date i first visited that website?
December 2, 2007

References
In APA citation format, there need to include Retrieved Date. What does Retrieved mean? What date should I put?
December 2, 2007

physics
3.9 m/s2
December 1, 2007

Business
A friend of mine is planning on becoming an insurance agent, he is trying to decide whether he should represent just one insurance company, or several companies. Can you help me think of some of the pros and cons for each option.
November 17, 2007

Maths
What's the answer for x^2-2x+3 and 2x^2+9x+4?
November 3, 2007

math
how to do factor completely
October 24, 2007

Business
What are the advantages and disadvantage of minimax regret criterion?
October 20, 2007

math repost!!
please help, i procrastinated and now this is due tomorrow!! A tangent line is drawn to the hyerbola xy=c at a point P. 1) show that the midpoint of the line segment cut from the tangent line by the coordinate axes is P. 2) show that the triangle formed by the tangent line and...
October 16, 2007

math
A tangent line is drawn to the hyerbola xy=c at a point P. 1) show that the midpoint of the line segment cut from the tangent line by the coordinate axes is P. 2) show that the triangle formed by the tangent line and the coordinate axes always has the same area, no matter ...
October 16, 2007

MATH!!
Find equations of both lines through the point (2, -3) that are tengetn to the parabola y=x^2+x i got the derivative as y prime = 2x +1, and i dont know where to go from there. PLEASE HELP this is due tomorrow!!!
October 16, 2007

math
Given: x+(1/x)= square root of 3 PROVE: (x^13)+(1/(x^13))= square root of 3
October 15, 2007

Math
what is the answer to the dot thing were you have three rows of there dots and you have to connect them all with four straight lines and no diagnals plez write back befor october 13 2007
October 10, 2007

Chemistry
For the compound Ge[S(CH2)4 CH3)]4 determine: a.) the ratio, by number, of C atoms to H atoms b.) the ratio, by mass, of Ge S THANKS!
September 30, 2007

3rd grade math
length in feet and inches
September 27, 2007

finance
did you find out the answers? im in mba now and i just got the same assignment. pls lemme know
September 24, 2007

Micro Economics
The Production Possiblilties Curve shows that when an eceonomy is acting at its full petential it will be poducing on a point just beyond the Curve. ture or false. Why?
September 23, 2007

Science
An electron travels 1.86m in 4.43e-8s. How fast does it travel?
September 21, 2007

Algebra 1
2x-4/x2*-9 times x+3/x2*-2x *means squared
September 20, 2007

MATH
DID Blaise Pascal help the map the foundation for the theory of probility
September 17, 2007

MATH
WHAT IS AN NEGATIVE ANGLE
September 17, 2007

MATH
on a compass,north has a heading of 0 degrees what is the heading when your going east,south or west
September 17, 2007

math
on a compass,north has a heading of 0 degrees what is the heading when your going east,south or west
September 17, 2007

Math
THE WIFE GOT 1740 THE FIRST CHILD GOT 1240 N THE SECOND CHILD GOT 620
September 17, 2007

math
what is 3.6731 in expanded form?
September 12, 2007

math people
how would you simplify 8a-4+8-2a?
September 11, 2007

REPOST- PLEEEEEEEEAAAAAAASE HELP!!!!!!!!!!!!!!!!!
wish I had math problems like that!
September 11, 2007

REPOST- PLEEEEEEEEAAAAAAASE HELP!!!!!!!!!!!!!!!!!
wow, that's easy
September 11, 2007

REPOST- PLEEEEEEEEAAAAAAASE HELP!!!!!!!!!!!!!!!!!
Yes, you are on the right track then
September 11, 2007

REPOST- PLEEEEEEEEAAAAAAASE HELP!!!!!!!!!!!!!!!!!
By the way, I think you would also put an = under the greater than sign when you write it.
September 11, 2007

REPOST- PLEEEEEEEEAAAAAAASE HELP!!!!!!!!!!!!!!!!!
do you have to figure out the value for n?
September 11, 2007

OH MY GOSH! WILL SOMEONE HELP ME ALREADY?!?!?!
Please see MATH DUDES!!! for my 3 questions.
September 11, 2007

MATH DUDES!!!
so then 6a = 25.33333333repeating? something or other?
September 11, 2007

hey Justin...
You mean what math class? I'm in geometry.
September 11, 2007

MATH DUDES!!!
thanks
September 11, 2007

MATH DUDES!!!
thank you for your help!
September 11, 2007

MATH DUDES!!!
I have 3 questions. 1.whats the value for h in 12h+9=85? 2.whats the value of m in 6m squared + 5 = 128? 3.what's the value of a in 8a-4+8-2a=156 Thank you if you help me
September 11, 2007

us history
i need help unscrmbling AAMERGDIMCB it is a city and an abriviated state...please someone help
September 8, 2007

Math(Geometry)
7. N,T.. o,t,t,f,f,s,s,e= one,two,three... 8. J, J.. j,f,m,a,m= Months 13. james john.. Presidents in order 14. Elizabeth, louisa.. First lady's 15.andrew, ulysses.. presidents on money, $20, $50 16. Gemini,cancer.. Astrology
August 22, 2007

chemistry
I think it isn't possible because.... NVM.
August 17, 2007

geography
heyy, i need to know where Australia buys most of its defensive weapons for the army (im guessing America or one of those Asian countries) Thankyou! Much apreciated = D Thank you for using the Jiskha Homework Help Forum. Here are some sites for you to visit: 1. http://www....
August 1, 2007

math
Good question
June 6, 2007

english
What is once in minute, twice in a moment and never in a thousand years m The answer is the letter "M" Thanks for your help, Dr. Russ Justin's Great Grandma!!!!!!!!!!
May 11, 2007

Physics
Because the ice acts as an insulator. The water will freeze to a certain point and will be near freezing, but the ice above will allow the water below to maintain it's heat energy.
April 22, 2007

english
Haha, that is classic. Yesterday, Today, Tomorrow. Name 3 consequative days with out using Sunday, Tuesday or Thusday?
April 2, 2007

Statistics
Could someone please help me with this question. I did the entire question, but then when I was assigning them to the two different types of treatments, I was having some trouble. I just figured that you could just number the females 1-42, and randomly pick 10 of them, and ...
April 2, 2007

Math
I have a problem that states to simplify. The equation is d=sqrt(x^2+(4-x^2-2)^2) The book tells me that the answer simplifies to sqrt(x^4-3x^2+4). Can you please help me understand where the -3x^2 came from? Thanks! d=√(x^2 + (4 - x^2 - 2)^2) =√(x^2 + (2 - x^2)^2...
March 29, 2007

Computer
I am finishing up an assignment in Microsoft Access and am having trouble understanding how to make this formula. The question states to write a query that shows each customer (Id, first and last name) along with the total amount of revenue for each customer (revenue=quantity*...
March 21, 2007

science
Whats the formula for FeCl3 ferric chloride? im not sure what you're asking
February 22, 2007

Math
You timed yourself typing a book report. It took you 28.8 minutes and the report was 4.5 pages long. Hoh long would it take you type one page? a. Write an expression to find the amount of time it will take to type one pate. b. Tvaluate the expression. How lin will it take to ...
January 25, 2007

Gov't
Which of the following is NOT a major function of either of the two major parties in the United States? a. To keep the general public informed about key issues. b. To monitor the conduct of its candidates in office. c. To assure the qualifications of candidates for office. d. ...
January 22, 2007

Gov't
I need to see if I got the right answer. Thanks. Which of the following groups has tended to support the Democratic psrty in recent decades? a. the business community b. Protestants c. union members d. white males I think it's c - union members because the others tend to ...
January 22, 2007

Chem
what is the meaning of "accepted value" with respect to an experimental measurement? Accepted value means that the majority of reasonable folks will accept that value as true. O thanks.. one more question When brought to the surface of the moon, will a mass have more...
January 11, 2007

Chemistry
Why are numbers used in chemistry often expressed in scientific notation? They otten are very large or very small. Printing those types of numbers is onerous.
January 11, 2007

Just 2 sentences.
The problems of conflicting expectations. The importance of not selling out. Can anyone make that sentences more simple? cuz I don't get what those means... I dont see a verb in either. Are these sentences, or sentence fragments? If these had verbs and objects, it would be...
January 4, 2007

math, beginning algebra
durrrr
December 20, 2006

help+ english!
I have to write an informal persuasive speech any suggestions? Justin, Here is a good general site on making a persuasive speech. http://timpview.provo.edu/~jeanar/rock_files/persuasive%20begin.htm If you are looking for topics.... if it is to be informal, then choose a topic ...
November 20, 2006

Hamlet!
What is the dramatic purpose of Scene IV? sorry Act 4 scene 4 This scene reminds Hamlet of his purpose. "Act IV, scene iv restores the focus of the play to the theme of human action. Hamlet’s encounter with the Norwegian captain serves to remind the reader of ...
November 17, 2006

articles of confederation
she is not a retard that was rude of you
November 6, 2006

History
w8 scratch that its spelled cartonnage
October 16, 2006

History
cartonage
October 16, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

Physics
*I am lost on a bunch of different problems, and this is one of them. Please note that I am NOT asking for final answers, just some guidance so that I can figure out how to do the problem!!! I know that a lot of times on this site it is commented that we are fishing for ...
October 8, 2006

word unscramble
I need word to unscramble the word Nouns please. Thanks
September 28, 2006

natural philosphy
Explain Platos conception of the cosmos, emphasising the ways in whish his thought represents a a synthesis of pre-socratic thinkers and the ways in which his thought reflects his idealist epistemological stance. Since this is not my area of expertise, I searched Google under ...
September 23, 2006

book
tell me your favorite book and what about it is. I have to take a survey. My favorite book is The Notebook by Nicholas Sparks because I love to read love stories and see that there is such a thing as true love. Thanks Katelyn. Can you also tell me brief story of it? I need it...
September 21, 2006

Science
Science an organized way of studing things and finding What is your question?
September 21, 2006

Science
I'm struggling on science, too. What is the element used for? There are more than 100 elements. To which element do you refer? Which element? Please read the fowwowing site: http://en.wikipedia.org/wiki/Chemical_element alminum. http://www.webelements.com/ Click on element...
September 15, 2006

English
Has anyone read "on the pulse of the morning"? If somebody has, please tell me the poet's visition of america and american dream. Please read over the poem as if you weren't reading a poem -- that is, don't stop and pause at the end of every line. Read it...
September 15, 2006

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