Friday

August 28, 2015
Total # Posts: 1,150

**Self-Taught Mathematicians**

There are a number of self-taught mathematicians and some that did badly in school but did great work at some point in their lives. Both types are representative of how academia is not the only portal to deep mathematical ideas. Some notable self-taught mathematicians were ...
*February 22, 2008*

**Math**

It is an increase. It went up 12 percent. If you multiply 48 by .12 then you get 5.76. Then, you add it to 48 to check your answer. :)
*February 7, 2008*

**Math**

It would be $135.
*February 7, 2008*

**geometry**

How do you find the hypoynuse of a triangle if the legs are 9 radical 2?
*February 7, 2008*

**spanish**

My sister is tall. The mistake is "somos altos". Change it to "es alta" so that it is correct.
*February 7, 2008*

**Biology**

I need help with describe the ecosystem's population growth and regulation through community interaction
*February 5, 2008*

**American History**

Oops my bad 1 is C sorry
*January 28, 2008*

**American History**

Well not fully 1-A 2-B 3-C 4-B 5-D
*January 28, 2008*

**World History**

idk
*January 24, 2008*

**Health**

You'll get calcium from this dairy product that includes enzymes. What is it?
*January 18, 2008*

**Health**

These can be used to make breakfast pizza, or a cheese sandwich.What is it?
*January 18, 2008*

**Chemistry**

What are the symbols of the family of elements that have seven electrons in their outermost energy level?
*January 16, 2008*

**Chemisty**

Write the symbols of the family of elements that have seven electrons in their outermost energy level.
*January 16, 2008*

**criminology**

can you tell me anything about the theory of penal welfarism?
*January 3, 2008*

**geometry constructions**

How do you construct a scalene triangle ABC where m<A=45 degrees and m<B=30 degrees?
*November 26, 2007*

**Chemistry**

Balance the equation: C3H5(NO3)3 ---> CO2 + H2O + N2 + O2
*November 14, 2007*

**Chemisty**

How would I write it in words?
*November 12, 2007*

**Chemisty**

Rewrtie and balance the equation: N sub 2 + H sub 2 yeild NH sub 3
*November 12, 2007*

**Chemistry**

Translate the following sentences into unbalanced formula equations: (1) silver nitrate and soduim chloride react to form silver chloride and sodium nitrate. (2) iron (III) sulfate and calcium hydroxide react to form iron (III) hydroxide and calcium sulfate.
*October 25, 2007*

**Chemistry**

Can you exlain more on your answer, I am not quite grasping what you are saying.
*October 15, 2007*

**Chemistry**

What would the method be, though?
*October 15, 2007*

**Chemistry**

Propose a method for determining the specific heat for a metal like sodium, which reacts with water.
*October 15, 2007*

**writing**

How about you write about a day in a life of living in a monarch environment. (i.e. life without voting who is in charge)
*October 15, 2007*

**Chemistry**

The question refers only to water, no other liquid.
*October 15, 2007*

**Chemistry**

Propose a method for determining the specific heat for a metal like sodium, which reacts with water.
*October 15, 2007*

**geography**

what is unique about China
*October 5, 2007*

**Physical Education**

How do you define the phrase "expontial results"?
*September 13, 2007*

**essay**

uuuuuuuuuhhhhhhhhhhhhhh................what do i do?
*September 2, 2007*

**ALgebra**

its 2x^2 - 2x + 1 with a remainder of -1
*August 28, 2007*

**International Business**

The U.S. congress approved the North American Free Trade Agreement (NAFTA) despite strong opposition from organized labor. What motivated labor's stand? Have labor's forecases turned out to be correct? http://www.google.com/search?q=nafta+opposition&rls=com.microsoft:...
*June 7, 2007*

**maths**

how do i Rearrange the formula Y = 5X + 7 so that X is the subject. and i need to show my method carefully. subtract seven from both sides. divide both sides by five. Y=5x+7 Y-7=5x Y-7/5=x
*May 9, 2007*

**Math**

I have a question I am having a hard time with..... 2 more than 6 times a number divided 3 Would this be read as (6p / 3) + 2 or 6 (p/3) + 2 thank you for your help!!! Both are correct. In the second one, 6 is equal to 6/1, so when you multiply it by p/3, you'll end up ...
*March 22, 2007*

**Math**

(6/7) * (-1/2) = -3/7 Is this correct? correct thank you!
*March 22, 2007*

**Calculus**

Hi. How can I integrate 1/(X^3 +1) ? Thank you to anyone who can help me :-) Write 1/(x^3 +1) as 1/[(x+1)(x^2-x+1)] Then use integration by parts, letting dv = dx/(x^2 -x +1) u = 1/(x+1) du = log (x+1) v = (2/sqrt3)arctan[(2x-1)/sqrt3] That should take you to the answer. I ...
*March 18, 2007*

**Algebra--to Bob (Please)**

How do you find the mean? add all the data, divide by the number of data. For instance, the mean of 56 adn 34 56+34= 90 divide by 2, mean is 45
*March 13, 2007*

**Algebra--to Bob (Please)**

Bob, thank you for the info. You always make everything sound so easy. Yu are so smart! And, I am not! If you will, please answer further. For example the first number is 1415926535, when it says make a graph fo the frequency of each digit. I look through the other 99 numbers ...
*March 13, 2007*

**Algebra**

What are the first 100 digits of Pi? How would I make a graph of the frequency of each digit? How would I find the mean of the first 100 digits? Then how would I creat a circle graph of the information in the bar graph? Help please. http://www.mathwithmrherte.com/pi_digits.htm...
*March 13, 2007*

**science**

What is the second planet closest to the sun? http://en.wikipedia.org/wiki/Venus
*January 10, 2007*

**Question**

do I have to post my essay if I want it proodread? is there any other way--- because I don't wish others to read my essay.... There is no other way here. M we do essays all day long other students are interested in their own answers. dont worry.
*November 26, 2006*

**World History**

Could you give specific examples of how/why the following events in the French Revolution were steps toward democracy? -the reighn of terror -the rise of napolean -napoleans conquest -the contributions of napolean to france and europe http://www.google.com/search?q=french+...
*November 17, 2006*

**government correction**

Federalism: Which of the following most clearly illustrates federalism? a.maintaining foreign embassies b.appointing Supreme Court justices c.amending the Constitution d.setting utility rates Federalism is defined as: "A system of government in which power is divided ...
*November 5, 2006*

**Federalism**

Which of the following cost clearly illustrates federalism? a.an absolute conarchy b.lappointing Supreme Court justices c.amending the Constitutio d.setting utility rates http://www.answers.com/federalism What do you think? Someone here will critique your thinking if you tell ...
*November 5, 2006*

**government**

Growth of Democracy "The United States intends to be and independent and self-governing nation" is the essential message of the a.Declaration of Independence b.Articles of Confederation c.United States Constitution or d.Bill of Rights Declaration -- colonists ...
*November 5, 2006*

**Science**

If Cytokinesis occured without mitosis what would happen? thank you, M
*November 5, 2006*

**Algebra I**

Question:The number of students on the football team is two more than three times the number of students on the basketball team. If the basketball team has Y students, write a variable expression for the number of students on the football team. a)3y b)3y-2 c)2+3y d)2y+3 Ok, I ...
*November 1, 2006*

**biomes**

what are the latitudes of savannahs and grasslands, and coral reefs? Check these sites. http://www.blueplanetbiomes.org/grasslands.htm http://www.blueplanetbiomes.org/african_savanna.htm http://www.reefrelief.org/Coral%20Forest/map.shtml
*October 2, 2006*

**ao eipzrr**

pleas help.
*September 28, 2006*

**creative writing**

i am done my writing project and I want to make it better. I have added a lot of pointless things, but all I want to do is get an A++!!! Is there anything more I can add to make my story better Other then changing it? Where is the story?
*September 9, 2006*

**Molecular Biology**

outline principles that underlie the methods used in the manipulation and characterisation of DNA There are books devoted to this. I suggest for an outline, any molecular biology (college level) text. I could not find a good summary online.
*August 1, 2005*