Saturday
November 22, 2014

Posts by Joe


Total # Posts: 2,114

statistics
A simple random sample of 25 has been collected from a normally distributed population for which it is know that o=17.0. The sample mean has been calculated as 342.0, and the sample standard deviation is s=14.9. Construct and interpret the 95% and 99% confidence intervals for ...
September 30, 2009

Calc
Find the limit. lim_(x->infinity)(sqrt(9 x^2 + x) - 3 x)
September 29, 2009

humanities
What are some example of "self-making" and race, class, or gender, in "Satchmo: My Life in New Orleans"? self-making is when the author tells about oneself and is making up a story about what and who they are and what they've done. any more examples of ...
September 29, 2009

math
use a commutative law to find an equivalent expression pq. an equivalent expression pq is= subtract the following -9(-3)=
September 27, 2009

Math
divide if possible -28/14 select the correct choice below & fill in any answer boxes in your choice. a. -28/14= b.the answer is underfined
September 27, 2009

calculus HELP
how do you find the domain of the function:: 14/(x^2 - 361) <-- this is all under a square root.. i have attempted this so many times and have not found the correct answer yet. how do i solve the domain when it is a square root function with a denominator???? please help! ...
September 26, 2009

physics
-121.88
September 21, 2009

Calc
I am having trouble with these two problems for my Calc class. I have tried answering a few times already, but i keep getting it wrong. Help please and thank you. For the limit below, find values of δ that correspond to the ε values. lim_(x->1)(3 + x - 3x^3) = 1...
September 21, 2009

gr.10 mathh!
What are the factors of 1000
September 19, 2009

science
(A rectangular brick measurses 6cm by 9cm by 20 cm and has a mass of 2.563 kilograms.) What is the brick's surface area in square centimeters, and square centimeters?
September 16, 2009

science
(A rectangular brick measurses 6cm by 9cm by 20 cm and has a mass of 2.563 kilograms.) What is the brick's surface area in square centimeters, and square centimeters?
September 16, 2009

us history
in what year was each of the 13 colonies found and by who?
September 14, 2009

social studies
what city is 36 degrees north latitude and 90 degrees west longitude
September 8, 2009

calc
It would be great to see how this is done. The prof's way of doing it is way confusing and intricate and I just started learning integrals.
September 8, 2009

calc
Air resistance acting on a falling body can be taken into account by the approximate relation for the acceleration: a=dv/dt=g-kv where k is constnat Derive a formula for the velocity of the body as a function of time assuming it starts from rest (v=0 at t=0) v=?
September 8, 2009

SOCIAL STUDIES
what are 4 effects of magnetic compasses in the 1200s?
September 6, 2009

english
i have to make a poster using the following words: main idea, theme, generalization. i have to give the defintion and give examples. any suggestion how to do it. thanks
September 6, 2009

math
45?
September 5, 2009

math
what's the LCM of 9 and 15? I got 9 is that the correct answer?
September 5, 2009

macro economics
Using a Circular Flow diagram as a reference, describe how changes in one of the sectors of an economy will influence aggregate supply and demand.
September 2, 2009

Grapes of Wrath
make it rain
August 17, 2009

4th grade
no one knows its easy
August 13, 2009

english Midnight's Children
In Midnight's Children by Salman Rushdie, which character is morally ambiguous? morally ambiguous= character whose behavior discourages readers from identifying them as purely evil or purely good
July 25, 2009

trig
how do you find the limits of : lim sinx/x where x->0 and lim 1/x-3 where x-> 3
July 25, 2009

Algebra
Thank you Reiny so then when ever they are asking something similar like this question I always mult. then? or it depends on what the question is asking me for. Joe
July 23, 2009

Algebra
can some one please help me
July 23, 2009

Algebra
a bag contains 13 marbles of which 10 are red. A marble is selected at random and replaced. A second marble is then selected at random. What is the probability that both marbles are red?
July 23, 2009

math
solve the system of equation by graphing then classify the system as consistent or inconsistent and as dependent or independent 8x-4y= -20 4y-8x= 20 i don't understand it.
July 22, 2009

math
so for x = 5 that's the answer i got.
July 21, 2009

math
solve by the substitution method. 5x + 7y= -19 x=4-4y what is the solution of the system?
July 21, 2009

math
simplify 1[92-(-70-78)]
July 21, 2009

sociology
What, if anything, do these reverse migrants lose by returning to the South?
July 21, 2009

math
i think you have the wrong joe
July 21, 2009

math
decide whether the pair of lines is parallel, pependicular, or neither 3x+2y=2 2x-3y=8
July 21, 2009

sociology
How much change has taken place in the racial attitudes of white Southerners in recent decades? What are the primary factors that have produced this changes?
July 21, 2009

sociology
What, if anything, do these reverse migrants lose by returning to the South?
July 21, 2009

sociology
What suggestions would be offer to bridge the digital divide that separates some seniors from others in computer usage? Consider enterprises that are both profit and nonprfit
July 21, 2009

sociology
What do sociologists suggest that will enhance or deter your computer literacy at that stage of life at the golden age of 65?
July 21, 2009

sociology
How would a symbolic interactionist respond to television and music producers who say that they only giving the public what the public wants?
July 21, 2009

sociology
How do these themes about male roles appear in the television and movies watch? What messages do these themes provide for men and women about masculinity and femininity?
July 21, 2009

Alegbra
so A=13:10 B=13:22 100mph *12/.60= 20miles (110-100)=10mph =20/10*60 120 after 13:22 I'm lost after that =13:22+120 =
July 20, 2009

Alegbra
Question on Train A should be 13:10 does this change the equation. Please help
July 20, 2009

Alegbra
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per huors and train B is traveling at 110 miles per hours. Train A passes a station at 1:100pm if train B passes the same station at 1:22 pm at what time will train B catch...
July 20, 2009

trig
how can i find all the exact solutions to the equation : 2cos^2x + 3sinx = 3 the solutions have to be between [0,2pi)
July 18, 2009

math
so the answer would be s=44lbs c=4.09lbs
July 18, 2009

math
soybean meal is 12% protein; cornmeal is 6% protein.How many pounds of each should be mixed together in order to get 240-lb mixture that is 10% protein% How many pounds of the cornmeal should be in the mixture?_____pounds How many pounds of the soybeans meals should be in the ...
July 18, 2009

math
examine the rise in gasoline prices from 1997 to 2006. the price of regular unleaded gasoline in january 1997 was $1.26 and in january 2006 the price of regular unleaded gasoline was $2.31 (bureau of labor statistics,2006) use the coordinates (1997,1.26) and (1997, 1.26) and (...
July 18, 2009

Economics
Under marketing orders instituted during the 1930’s and administered by the U.S. Department of Agriculture, orange growers in California and Arizona have been successful in behaving as a cartel in the fresh orange market. Despite the ability of California and Arizona ...
July 16, 2009

algebra
Solve each equation. Watch for extraneous solutions 5/y-3 = y+7/2y-6 +1
July 13, 2009

algebra
Find the LCD for the given rational expressions, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. 4/x-y , 5/2y-2x
July 13, 2009

algebra
correction to previous problem should read: (w^2-1)/(w-1) x (w-1)/(w^2+2w+1)
July 13, 2009

algebra
Perform the indicated operation (w^2-1)/(w-1) x (w^2+2w+1)
July 13, 2009

11th g
Decide whether or not the set has the closure property for multiplication. 2){Whole numbers} 2)Yes A)Yes B)No
July 9, 2009

MATH 156
Thanks Dr.Bob :)
July 9, 2009

MATH 156
can some one please check if my answer is correct. Write the number in scientific notation. 15)0.000 294 Answer: 2.94x10^(-4)
July 9, 2009

geometry
You have looked at it two times before. There are 30 questions worth 30 points. Part 1 Multiple Choice: Select the best answer from the choices provided. (Each question is worth one point) 1. Determine how many wheels are turning clockwise. 1 2 none 2. Determine how many ...
June 23, 2009

english
how does "One Flew Over the Cuckoos Nest" stand apart from modernism as a post modern work?
June 16, 2009

Chemistry
Oh Okay! Wow you guys are awesome. Thanks!!
June 10, 2009

Chemistry
Awesome Thanks So Much. But.. how do you know that in the Nernst Equation n = 6 Besides that it makes sense.. thanks again!
June 10, 2009

Chemistry
Determine the potential (in V) of an electrochemical cell using a gold electrode and gold (III) [0.0243 M] solution in combination with a manganese/manganese (II) [0.00567 M] half cell How on earth would I do this question? I just know Au(3+) + 3e- = Au and E = 1.22 V
June 10, 2009

math
Henry Devine bought a new dishwasher for 320. He paid 20 down and made 10 monthly payments of 34. What actual yearly interest rate did Henry pay? using this formula r=2mI/p(n+1) i got this r=2(12)(20)/300(10+1)= but i dont know what to do next . can you please show me how to ...
May 31, 2009

Physics
I need to find some information about the 'wave packet' thoery about light. Can you please tell me how I should do this.
May 29, 2009

math
school
May 28, 2009

math
is it d
May 28, 2009

math
The quotient of 794.1 divided by 7.61, expressed to two decimal places, is A. 95.83. B. 104.35. C. 786.49. D. 1043.50. what do they mean// ??
May 28, 2009

Chemistry UGH
Number 4 answer is 8.81
May 28, 2009

math
thanks i have 1 more question..a rectangular lot whose perimeter is 360ft is fenced along 3 sides. An expensive fencing along the lots length is $18 per foot. An inexpensive fencing along the two widths costs only $3 per foot.The total cost of the fencing is $2400, how do i ...
May 13, 2009

math
You are chosing between 2 health clubs. Club A offers a membership for $16 plus a monthly fee of $26. Club B offers a membership for $19 and a monthly fee of $25. How do i figure out when the costs will be equal and what each cost of the clubs are?
May 13, 2009

college philosophy
I need a specfic answer not a list of websites because im so confused on this:Why does heidegger think that "care" is the fundamental part of the being of Dasein? Thanks
May 12, 2009

Statistics
A test for independence is applied to a contingency table with 3 rows and 5 columns for two nominal variables. The degrees of freedom for this test will be
May 12, 2009

College philosophy
Why does heidegger think that care is a fundamental part of being dasein? I have no idea what to write and ive been stuck for a while so any help would be appreciated.
May 11, 2009

Physics
There a five positions (A=-10cm, B=-5cm, C=0cm, D=5cm, E=5cm). A block is at rest at location C when a student pulls it to position A. The student then releases the block and it begins to oscillate. Given the block has a mass of 2kg and the spring has a constant of 40 N/m, ...
May 4, 2009

U.S. Constitution
What are the sources of the responsibilities?
April 28, 2009

U.S. Constitution
can i ask a different question instead
April 28, 2009

U.S. Constitution
To whom are the responsibilities owned to in the Preamble? What are the related costs and benefits?
April 28, 2009

sciene
Although most salamanders have four legs, the aquatic salamander shown below resembles an eel. It lacks hind limbs and has very tiny forelimbs. Propose a hypothesis to explain how limbless salamanders evolved according to Darwin's theory of natural selection.
April 26, 2009

Philosophy
Your saying look through all those websites..can you please just name the site out of those that talks about his beliefs/opinions about god..please im asking nicely i really dont have much time to finish this.
April 23, 2009

Philosophy
Um that doesn't really help sorry i need information about his beliefs regarding god...and not just wikipedia please because people can change the information so i dont trust it..do you have any other ideas
April 23, 2009

Philosophy
I'm suppose to write a page long analysis about David Hume's beliefs about God..supposedly hes an athesist, but he also says he believes in God the creator..im confused so any help would be great thanks!
April 23, 2009

1st grade
yes , make sure you sart the first letter in capitales. And end with a period
April 21, 2009

Spanish 1
Thank you millions.
April 20, 2009

Spanish 1
Can someone please, please please help me with this??? Re-write the following sentences with the correct conjugation of the verb "estar." 1. Yo____ en mi casa (in my house). 2. Jose, María, y yo _________ alegres. 3. Mario, tú, y yo __________ en el ...
April 20, 2009

Algebra
450feet=4wx2
April 20, 2009

particle in a box
I'm actually working on this same problem and in a desparate attempt found this online looking for help. I'm still slightly confuse about the limits of integration and what to use for V(x). When integrating how do you handle the V(x) term? With the limits (from a =>...
April 19, 2009

English
Thank you
April 15, 2009

English
What is an introductary word? thank you
April 15, 2009

English
Thank you
April 15, 2009

English
What is an appositive? What is a direct address? Thank you so much.
April 15, 2009

Chem
Can someone direct me to a site that contains an extensive list of properties of various molecules (bond length, bond angle, dipole moment, etc.)? Or is there a free download anywhere for molecular modeling software? I used Spartan at school, but it costs too much to use at home.
April 14, 2009

Resume
what about volunteer experience? i think you can add that, as long as you state that it was volunteer work. if there's a separate section for volunteer work, dont put anything at all. source: my own experience; i didnt have any work experience either and left my sections ...
April 14, 2009

astronomy
on which planets would you weigh nearly the same as on earth?
April 11, 2009

astronomy
on which planets would you weih more than on the earth?
April 11, 2009

Astronomy
If the elipse were a planet's orbit where would the sun be on the page?
April 11, 2009

Astronomy
Is the elipse more circular when the tacks are closer together or farther apart?
April 11, 2009

aSTRONOMY
If one of your ellipss were a planet's orbit, where would the sun be on the page? his was a MiniLab to show planets orbit in the Sun in ellipses.
April 10, 2009

Astronomy
Is the ellipse more circular when the tacks are closer together or farther apart?
April 10, 2009

LOGIC - Strength of enumerative arguments
Just check teh mail what ever is trash rip it up
April 10, 2009

history
harriet Tubman
April 10, 2009

physics
when i do this problem i keep getting 1.49*10^13 does anyone know where i am going wrong K (30*5)/.3^2. Please email me at burtonjoe72@gmail thx
April 6, 2009

Social studies
What are all the countries/physical features of latin america from a-z?
April 6, 2009

Pages: <<Prev | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | Next>>

Search
Members