Wednesday
April 23, 2014

Posts by Joe


Total # Posts: 2,003

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.

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=?

SOCIAL STUDIES
what are 4 effects of magnetic compasses in the 1200s?

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

math
45?

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

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.

Grapes of Wrath
make it rain

4th grade
no one knows its easy

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

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

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

Algebra
can some one please help me

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?

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.

math
so for x = 5 that's the answer i got.

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

math
simplify 1[92-(-70-78)]

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

math
i think you have the wrong joe

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

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?

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

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

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

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

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?

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 =

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

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...

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

math
so the answer would be s=44lbs c=4.09lbs

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 ...

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 (...

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 grow...

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

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

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

algebra
Perform the indicated operation (w^2-1)/(w-1) x (w^2+2w+1)

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

MATH 156
Thanks Dr.Bob :)

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)

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 wheel...

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

Chemistry
Oh Okay! Wow you guys are awesome. Thanks!!

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

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

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 d...

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

math
school

math
is it d

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// ??

Chemistry UGH
Number 4 answer is 8.81

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 fi...

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?

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

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

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.

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, wha...

U.S. Constitution
What are the sources of the responsibilities?

U.S. Constitution
can i ask a different question instead

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

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.

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.

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

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!

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

Spanish 1
Thank you millions.

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 cin...

Algebra
450feet=4wx2

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 =>...

English
Thank you

English
What is an introductary word? thank you

English
Thank you

English
What is an appositive? What is a direct address? Thank you so much.

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.

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 b...

astronomy
on which planets would you weigh nearly the same as on earth?

astronomy
on which planets would you weih more than on the earth?

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

Astronomy
Is the elipse more circular when the tacks are closer together or farther apart?

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.

Astronomy
Is the ellipse more circular when the tacks are closer together or farther apart?

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

history
harriet Tubman

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

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

grammer
Why is this correct? Some athletes have taken drug tests to prove they are not on steroids.

PC Basics
computers are classified by price processing speed capacity and

psychology
fdfdd

math
what do you call it when someone pays back a loan quickly

investment question
scott and laura have both invested some money. Scott invested $3,000 more then laura and at a 2% higher interest rate. If scott received $800 annual interest and laura received $400, how much did scott invest?

college algebra
writing equation in quadratic form then solve 36/b-17=-24/b+1

college algebra
x^2+8x complete the square to make the binomial a perfect trinomial

college algebra
previous question, can hannah xx please explain how she got the answer to that question

college algebra
thanks for the answer but can you please show how you got that answer

college algebra
Sally took four tests in science class. On each successive test, her score improved by 3 points. If her mean score was 69.5%, what did she score on the first test?

math
what is the antiderivative of the quare root of 2

math
The area of the region bounded by the lines x=1 and y=0 and the curve y= x-e^x^2 is: A. 1-e units squared B. e-1 units squared C. (e-1)/2 units squared D. (1-e)/2 units squared or E. e/2 units squared if you can show me how to get that please

accounting
What would you pay for a $50,000 debenture bond that matures in 15 years and pays $5,000 a year in interest if you wanted to earn a yield of: (Round computations to 2 decimal places and use the rounded amounts to calculate the final answer. Round the final answer to 2 decimal ...

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