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December 21, 2014

Posts by joel


Total # Posts: 227

calculus help
find the integral of square root of 1+x^3 dx or sqrt(1+ x^3)dx
February 23, 2009

calculus i need help please
evaluate: integration of x^2 (square root of (1-2x^3))dx
February 19, 2009

calculus
thanks
February 19, 2009

calculus
evaluate: integration of x^2 (square root of (1-2x^3))dx
February 19, 2009

Government
How has the clean air act increased the power of the federal government relative to the power of the state governments?
February 13, 2009

Macro Economics
Can it be considered acceptable to policy makers to have about 7 million people classified as unemployed in the U.S.? Explain.
September 30, 2008

Macro Economics
I meant frictional unemployment rate
September 29, 2008

Macro Economics
Does anyone know how to calculate the frictional rate of employment...given the following information... The structural unemployment rate of 2.8%, actual unemployment rate of 7% and cyclical unemployment is 2.0% I just need to know the formula to use??
September 29, 2008

beginning chemistry
calculate the volume of 750.0g of gold.
March 11, 2008

math grade 3
need to draw data sets to find the mean. I know how to use this putting the numbers in order from least to greatest, but how do I draw this?
September 20, 2007

Algebra
Thank you so much! :)
August 24, 2007

Algebra
I still don't get it! My brain is burnt right now.
August 24, 2007

Algebra
Gabe lives fifteen miles from school and the bus stops seven times at three minutes each between his house and school. The bus arrives at his house at 7:30. Gabe's friend Aaron lives 8 miles from school and the bus stops four times at 2 minutes each between his house and ...
August 24, 2007

Algebra
Ann sells apples and Beth sells oranges. Today, half the number of apples than Ann sold was fifteen less than thrice as much the number of oranges that Beth sold. I just want it to know; how do I convert it into an algebraic expression or equation? Is confusing and I don't...
August 21, 2007

Algebra
so it will be like this? 1/2 A= 3B - 15
August 20, 2007

Algebra
Thank you. I can work on it now. :)
August 20, 2007

Algebra
Ann sells apples and Beth sells oranges. Today, half the number of apples than Ann sold was fifteen less than thrice as much the number of oranges that Beth sold. Can someone explain to me what this means and how to do it pretty please? I really need help on this one. Can ...
August 20, 2007

Algebra
6x²y³ + 9x²y³ 15x²y³ ------------- = ---------- 3x²y² 3x²y² = (15/3) (x²/x²) (y³/y²) = 5y Just want it to know if is correct, but don't y³ + y³ = 2y³? I'm confused now. Can someone ...
August 15, 2007

fractions
Jacob is making a recipe and requires 3/8 cups of water for stew. He needs to double the recipe . Find your answer in simplest form
May 23, 2007

CHemistry
Which one of the following is expected to be the strongest Lewis acid? Fe, Fe+, Fe2+, Fe3+ Which do you think would accept electrons the easier? Fe(s) or Fe^+? Do that same kind of logic on the others one by one.
April 27, 2007

Chemistry
If an equal number of moles of the weak acid HOCN and the strong base KOH are added to water, the resulting solution will be acidic, basic or neutral? There is a complicated answer and a sensible answer. Both arrive at the same answer. But here is the logic for the sensible--I...
April 27, 2007

Algebra HW
Find the vertex of the function y = –x2 + 2x + 8. it shows me different points as the answer. Im not sure how to find that point. Here are the points: (1,7) or (1,9) or (4,-2) or (-1,-9) Answered in a previous post. Here it is again: Here's a quick way to find the ...
March 20, 2007

Albebra
Find the vertex of the function y = –x2 + 2x + 8. It is where the derivative -2x + 2 = 0. Since you probably haven't learned about derivatives, do it this way: Rewrite is as -x^2 +2x +8 = -(x-1)^2 + 7 Now look at the form of the formula on the right. It can never be ...
March 20, 2007

Algebra
Which expression simplifies to –1? A. 7 + w B. x - 2 C. 3 - y ------ ----- ----- w + 7 x + 2 y - 3 D. 4 + z ----- -4 + z A
March 20, 2007

Algebra 1
how do i graph x + y = 1 put y on one side y=-x+1 im doing an online test and its asking me to find the equation that matches the graph. But im not sure how to figure it out. well the graph should have a negative slope with 1 as y-intercept look for a graph with those tips. it...
March 20, 2007

Social Studies
What is Nunavut's nickname and motto? Scroll down to the weather section of this site for Nunavut's nickname. (Broken Link Removed) This site has its motto. http://homeschooling.about.com/library/blcanumotto.htm
February 8, 2007

microeconomics
Question 4. (50 points) In an auction in the market for wholesale electricity, producers of electricity submit bids for each generator that they operate. The bid is the minimum price the operator of the generator is willing to accept for before it will turn it on to supply ...
September 22, 2006

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