When did people stop using parchment and start using paper? These sites will give you the history of paper: (Broken Link Removed) http://inventors.about.com/library/inventors/blpapermaking.htm I'm not really sure as to the answer. You see, I'm writing a story that ...
March 23, 2007
i need help finding the slope of the line that passes through each pair of poinst. 1. (1,-3),(4,3) 2.(5,0), (-2,1) Divide (y2 - y1) by (x2 - x1). For (1), this would be 6/3 = ? Thank you. The first one came out to 2. The second one is not working out. I got 4 1/2 and I know ...
March 1, 2007
-4 is less than 12+x (Idon'y know how to make the less than sign on the computr) I've subtracted 12 form each side and I get -8. What am I doing wrong? 2m-5=17 I added 5 to each side and get 22. Then divide by 2 get 11. Is that coeerct? -4 < 12 + x -16 < x You ...
February 27, 2007
I have to unscramble these letters to make words about electricity. I can't figure out these three. ISRESE LARLPLAE TKLATIWO series, parallel, kilowatt SERIES PARALLEL KILOWATT Thank You Thank You Thank you so much!
February 26, 2007
Can some kind soul please assist me with this question? :) Simplify the expression. Use only positive exponents: (4p^2q)(p^2q^3) Bless you! 4 p^4 q^4 Exponents add when multiplying Even when there's two sets of parenthesese?
February 24, 2007
can anyone tell me if tan-1x= 1 over tan x? No. They are different. tan^-1 (x) is a frequently used way of writing arctan x, which means the angle whose tangent is x. tan (tan^-1 x) = x
February 11, 2007
How has our goverment changed from what the framers of the Constitution intended? Explain by examining the implied/informal powers and expressed/formal powers of the 3 branches of goverment
December 13, 2006
how does the power of judicial review affect the seperation of power in the Federal Goverment? Judicial review is part of the system of checks and balances. If each branch of government was able to do what they wanted when they wanted, we would be in more of a mess as a ...
December 13, 2006
to kill a mockingbird
how do the people of maycomb seal and oral contract? I belive they spit in thier palms and then "Shook on it" with a very enthusiastic clap as thier hands met, gripping tightly and shaking once. Please review the story to verivfy.
November 26, 2006
I read what it says on irony, but I still don't get it. Is "But in the days before we left, when there was so much confusion and mayhem, worse than a hog killing." irony? I don't see the irony in just that sentence -- just very descriptive comparison. Maybe, ...
November 24, 2006
What are the two South American countries with no known oil reserves? This site lists at least four South American countries with no known oil reserves. http://www.eia.doe.gov/emeu/international/reserves.html
November 16, 2006
Where are you from if you are a: a.carioca b.limeno c.porteno d.paceno d.paulistano All the "n's" have a tilda on them. Check out these sites. http://ipanema.com/rio/basics/e/people.htm (Broken Link Removed) (Broken Link Removed)
November 15, 2006
Interesting Geometry Probem
I am bulding a sculpture out of rock and need help figuring out how much rock to buy... Here are the figures... 1 ton of 1.5" rock covers 107 sq. ft. My sculpture will be comprised of 24 layers of rock 2" thick. Each layer will be aproximatly 3ft. by 3ft. How many ...
November 3, 2006
Land use: What type of farming is suited to poorer soil, a short growing season, hillyland, and nearness to markets? The nation's largest inland port, situated at the junction of three rivers? The area which together with the coastal waters off Cape Cod, accounts for a ...
October 24, 2006
I have to do a project and need info. about mean, median, mode, range, freqency tables line plots, and stem and leaf plots. I would like historical facts like how, who, where and why these methods came to be. I want to get a good grade so I am willing to do do extra research. ...
October 21, 2006
What is a global citizen? I have to write a report on this. It must have examples, compare and contrast etc. What is a global citizen? I remember a very early Sunday School lesson, where Jesus indicated to the disciples the TWO commandments in response to a question: The two ...
October 16, 2006
I dont understand ordering numbers in comparing,could you explain it to me. I'm not sure what your question is asking, can you give an example of the prolblem you're doing? Typically, we order numbers by arranging them from least to greatest or the other way. Comparing...
September 19, 2006
My college teacher gave us a brainteaser for elementary kids and I can not figure it out! next letter: s,m,h,d,w,m,_? ok seconds, minutes, hours, days, weeks, months, ?? then what? next is years years? Ok, yes. Years is the next term in the sequence I gave, but the letter &...
August 27, 2006