Monday

September 26, 2016
Total # Posts: 1,189

**math**

i dont know i need help on the homework can you give me an answer..!

*January 26, 2010*

**math**

thank you =)

*January 24, 2010*

**math**

how do I solde this equation? pls help.. 1. 3/2x + 2 = 1/2 - 1/2x

*January 24, 2010*

**grade 11 physics**

PLEASE HELP - NOBODY ANSWERED MY QUESTION YESTERDAY. sue drives her 1452 kg car along a straight road at a constant velocity of 30 m/s [E]. Ger brakes suddently give out. she puts the car in neutral and lets it coast for 25 seconds. The air drag decelerates the car to a ...

*January 24, 2010*

**grade 11 physics**

sue drives her 1452 kg car along a straight road at a constant velocity of 30 m/s [E]. Ger brakes suddently give out. she puts the car in neutral and lets it coast for 25 seconds. The air drag decelerates the car to a velocityof 25 m/s [E]. assume a frictionless surface. PART ...

*January 23, 2010*

**Math**

(-11)(-6)/(-3)+15/(-5)-2

*January 22, 2010*

**Middle School Math**

How do you solve this problem? 5/6-1/3+7/8 divided by (1/2)^3

*January 21, 2010*

**HSM210**

Hi Sue, how can i research each of these question in on the internet, using the most efficent way. I learn diffrently and my deceptive reasoning is weak in this area. if i know the ansswer,i can learn where how it originated, thanks

*January 19, 2010*

**simple machines**

A box with a force of 100N is pushed up an inclined plane. It takes a force os 75N to push it to the top. What is the efficiency of the inclined plane?

*January 19, 2010*

**math**

Decrease a number by 5, divide the result by 2, then add 17 and multiply by 5. If the final result is 100, with what number did you start?

*January 15, 2010*

**Math **

that actually is wrong because i found the answer to that in the back of my book and the answer is 5/12, but i have no idea how to get to that answer

*January 5, 2010*

**AP Statistics**

Of all U.S. fourth graders, 71% are assigned mathematics homework three or more times per week. If 5 fouth graders are randomly selected to be checked for this frequency of homework assignment during a randomly chosen week, find the probability that A.) exactly one fourth ...

*January 3, 2010*

**English**

Can you please tell me what this means? Thank you. humans come and go in the continuous transformation of the universe. Indeed, entire towns and peoples come and go.

*December 13, 2009*

**10th grade world history**

why do religions that have common geographic origins tend to share common code of behavior and views of the nature and reason for existence?

*December 6, 2009*

**physic**

please help, i have done the part a and b but i dont know how to do part c. An air-track glider attached to a spring oscillates between the 3.00 cm mark and the 50.0 cm mark on the track. The glider completes 10.0 oscillations in 36.0 s. What is the period of the oscillations...

*December 5, 2009*

**7th grade science**

thanks

*November 30, 2009*

**Physics**

Not sure

*November 24, 2009*

**math**

Multiply or divide to find an equivalent fraction: 11/22

*November 19, 2009*

**math**

How to find a number sentence other than 10989 x 9 = 98901 that is the same when you read its digits from either direction

*November 18, 2009*

**college algebra**

Solve for x: -(4x+4)/5= (5x-1)/2 - x/3

*November 14, 2009*

**math**

Lauren has a normal deck of 52 playing cards. If she draws a random card from the deck, what is the probability that it will be a red Jack, a red Queen, or a red King?

*November 13, 2009*

**personal finance**

After a protracted legal case, Joe won a settlement that will pay him $11,000 each year at the end of the year for the next ten years. If the market interest rates are currently 5%, exactly how much should the court invest today, assuming end of year payments, so there will be...

*November 10, 2009*

**Science**

Can someone explain 'simply' what Particle theory and Brownian motion are. I'm finding alot of websites hard to understand. Thanks

*November 9, 2009*

**United States government**

If the issue is whether a person's civil rights were violated in a court decision,through what levels of courts might that person appeal

*November 7, 2009*

**Trigonometry**

prove:(cscx-cotx)^4 x (cscx+cotx)^4 = 1

*October 28, 2009*

**9th grade**

I kinda made it sound like she was schizopfrenic LAMB TO SLAUGHTER: MONOLOGUE Mary: Did he just divorce me? Voice: Uh yes obviously he did. Mary: Well from the way I see it he’s just afraid of being a father. Voice: Wow you are so dumb. It’s because there’s ...

*October 27, 2009*

**Math**

prove:(cscx-cotx)^4 x (cscx+cotx)^4 = 1

*October 26, 2009*

**Advanced Functions**

to solve system of equations you solve for one variable and plug into the next in this case you have an equation for I so plug into the next equation and solve (23/w) + w = 32

*October 24, 2009*

**earth science**

time and space grown is also a factor

*October 24, 2009*

**// calculus - trig derivatives**

how do i do i do y=cos(radt)+ rad(cost)? ---- f(x) = (3x^2) (csc4x)^4 // f'(x)=? my notes say : f'(x) = (3x^2)5(csc4x)^4(-csc(4x)(tan4x)(4)+(csc4x)^5(6) I redid it and i got : f'(x) = (3x^2)5(csc4x)^4(-csc4x)(cot4x)(4) + (csc4x)^5(6x) which is correct? if its my ...

*October 24, 2009*

**physics**

assuming it drops from rest you know: vo=0 t=2.8 a=9.8 (gravity assuming down is +) v=? use the equation v=vot+at^2 then you want to find height. x= vot+.5at^2

*October 24, 2009*

**// calculus - derivatives**

y = sec(5x) / x^2 my notes say y' = 5x^2sec5xtan5x-2xsec5x i get y'= sec5x(-2x^-3)+sec5xtan5x(5)(x^-2) when i change it to (sec5x)(x^-2) or by quotient rule [ (x^2)(sec5x)(tan5x)(5)-(sec5x)(2x) ] / (x^4) which is correct?

*October 24, 2009*

**math**

chris - do your own homework. at least try it first, show some work or where youre stuck on.

*October 24, 2009*

**calculus**

f(x) = (3x^2) (csc4x)^4 // f'(x)=? my notes say : f'(x) = (3x^2)5(csc4x)^4(-csc(4x)(tan4x)(4)+(csc4x)^5(6) I redid it and i got : f'(x) = (3x^2)5(csc4x)^4(-csc4x)(cot4x)(4) + (csc4x)^5(6x) which is correct? if its my notes why?

*October 24, 2009*

**math**

perpendicular lines have negative reciprocal slopes such as 3 and -1/3 so put them into y=mx+b form and see.

*October 24, 2009*

**History**

In a sentence or two can you please tell me what Marbury vs. Madison was?

*October 22, 2009*

**HRM **

how do you write a response recommendation anaylsis for a large and small firm for the demands of growing technology and more, but I am lost how to write it

*October 21, 2009*

**math**

How to explain 4/34 (34 divided by 4) to a 4th grader?

*October 20, 2009*

**Decision Making**

I can't decide on an event that would have been a rational decision at one time but now is considered to be an irrational decision. I have been looking at the different wars but still don't see it.

*October 13, 2009*

**4th Grade Math**

Arrays and an expanded algorithm: 23 x 17

*October 12, 2009*

**com 140**

Thank you Ms. Sue. I have found the answer's to this question but I do appreciate how quickly you got back to me

*October 4, 2009*

**com 140**

There was a fee tips in there but they are looking for the ones that are not in there. That is what I am having a hard time finding,

*October 4, 2009*

**com 140**

Suggest two tips for creating academic documents not mentioned in the resource information.

*October 4, 2009*

**someone answer please**

Tracy Migre, a certified public accounting, has completed the following transactions. Ms.Migres assests , liabilites, and owner equity account titles and balances are shown in the table below. use the table on the page to show the effect of each transaction. Transactions: 1)...

*September 29, 2009*

**i need help accounting**

Tracy Migre, a certified public accounting, has completed the following transactions. Ms.Migres assests , liabilites, and owner equity account titles and balances are shown in the table below. use the table on the page to show the effect of each transaction. Transactions: 1)...

*September 29, 2009*

**accounting**

i mean 1)empty than next box you write your new balance

*September 29, 2009*

**accounting**

sorry it didnt post right there is a chart 18 boxes and 6 colums.6cloums are the beginning balanes there on top cash in the bank $5,000, accts rec. $900, equipment $14,000 supplies 1,500 accts payable 3,000 t.migre capital 18,4000 then on the side of the chart it says 1) new ...

*September 29, 2009*

**accounting**

Tracy Migre, a certified public accounting, has completed the following transactions. Ms.Migres assests , liabilites, and owner equity account titles and balances are shown in the table below. use the table on the page to show the effect of each transaction. Transactions: 1)...

*September 29, 2009*

**please i need help accounting**

i have a promblem it gives me the information and form i understand the information but cant fill out the form because i dont know how and its 71 points out of the whole exam. is there anyway u can help me out if i give you the information. its about transactions the first i ...

*September 28, 2009*

**accounting**

what catorgorie does commissions fall in: A)income statement B)statement of changes in owner equity C)balance sheet i think a what catorgorie capital falls in: A)income statement B)statement of changes in owner equity C)balance sheet i think b

*September 28, 2009*

**stoichiometry**

if 5.00g magnesium is combined with 10.0 g of chlorine, show by calculation which substance is the limiting reactant and calculate the theoretical yield of magnesium chloride for the reaction. Someone PLEASE HELP ME!!!!

*September 11, 2009*

**physic**

Jules Verne in 1865 proposede sending men to the moon by firing a space capsule from a 220-m-long cannon with final velocity of 10.97 km/s. what would have beed the unrealistically large accelerationexperienced travels during launch? compare your answer with the free-fall ...

*September 7, 2009*

**math**

an average family of four uses roughly 1200 liters (about 300 gallons) of water per day (1 liter=1ooocm cubed) . how much depth would a lake lose per uear if it uniformly covered an area of 50 square kilometers and supplied a llocal town with a population of 40,000 people...

*September 5, 2009*

**math**

thank you

*September 5, 2009*

**math**

commutative property?

*September 5, 2009*

**math**

0 +16 = 16+ 0 <<< what property is this?

*September 5, 2009*

**algebra**

The sides of a triangle are in the ratio 5:12:13. What is the length of each side of the triangle if the perimeter of the triangle is 15 in?

*August 18, 2009*

**statistics**

A random sample of 10 observations has been drawn from a normal population, and the sample variance is found to be s² = 19.5. Determine the 98% confidence interval for ó².

*August 12, 2009*

**statistics**

For three independent samples, each with n= 100, the respective sample proportions are 0.30, 0.35, and 0.25. Use the 0.05 level in testing whether the three population proportions could be the same.

*August 12, 2009*

**History**

How did human history in North America differ from the events of Asia, Eurasia, and Europe before the international state of affairs? How were these differences important to the international state of affairs in 1450?

*July 31, 2009*

**11th English literature**

A letter was left off in my previous question, changing the meaning. What is the TONE of ee cummings Anyone lived in a pretty how town and Old age sticks? Examples from poems?

*June 27, 2009*

**english**

The American Experience: California Edition (Prentice Hall Literature Timeless Voices, Timeless Themes This is the textbook we are using and it says, " Satire is writing in which an author uses humor to ridicule or criticize certain individuals, institutions, types of ...

*June 25, 2009*

**english**

What is the one of e.e. cumings poems ' anyone lived in a pretty how town' and 'old age sticks'? Where is the satire? To me, satire is funny, and I don't find either of these to be funny!

*June 25, 2009*

**geometry**

how can we prove that an exterior angle of a triangle has measure equal to the sum of the measures of the 2 interior angles remote from it

*June 22, 2009*

**organic chem**

A student's correctly calculated value for the percent recovery of the purified unknown solid in a recrystallization experiment was 102%. Assume that the student performed all steps of the procedure correctly a) comment of the validity of this result; include reasons b) ...

*June 22, 2009*

**physics**

Certain neutron stars (extremely dense stars) are believed to be rotating at about 0.76 rev/s. If such a star has a radius of 10 km, what must be its minimum mass so that material on its surface remains in place during the rapid rotation? i got 3.4187*10^23 but its not right?

*June 17, 2009*

**geometry**

prove triangular inequality: if P,Q, and R are not collinear, then PQ + QR is greater than PR.

*June 11, 2009*

**Music**

I need to know the difference between rhythm, beat and pitch in the song Amazing Grace

*June 2, 2009*

**Marine Biolodgy**

you do the work yourself lola and stop being lazy and dum

*May 25, 2009*

**Chemistry**

4-methyl-2-pentyne show tautomerization ? i know tautomerization is done with a double bond but this one has a triple bond

*May 16, 2009*

**Chemistry**

4-methyl-2-pentyne show tautomerization

*May 15, 2009*

**calculus**

what's the derivative of cos3x

*May 9, 2009*

**calculus**

what is derivative of (1-2x)^-1? is it -1/(1-2x)^2 ?

*May 9, 2009*

**french exam tomorrow, WHAT DO I DO?!**

i have a french exam tomorrow and i cant remember nothing, i've looked through my book like a million times and i just forget it about 10minutes later arghhh! help?

*May 7, 2009*

**science**

Does work transfer energy as the result of motion

*April 28, 2009*

**calculus**

how do you find the limit as n approaches infinity of n/(2^n + n)?

*April 24, 2009*

**Math**

at x=4, y=0. if y=0, there is no y vlaue to "slope" the line, so the line will form vertically at x=4.

*April 24, 2009*

**COLLEGE MATH PLEASE HELP**

you need to find the permutation when order matters. look up the formula if you don't know it off hand. this should help you start...

*April 24, 2009*

**earth sceince**

Help please anyone? If the wet-bulb thermometer and the dry-bulb thermometer readthe same temperature, the air is said to be??? Anyone know?

*April 23, 2009*

**calculus**

how do you take a limit of [ln(1+e^n)]/2n as n goes to infinity?

*April 23, 2009*

**calculus**

determine if this converges and methods used to find its covergence or divergence. The series as n = 1 to infinity of [(2n+3)/(3n+2)]^n

*April 23, 2009*

**HCA 210 Introduction to Health Care**

According to MedicineNet(2008), “Mental illness is any disease or condition affecting the brain that influences the way a person thinks, feels, behaves and/or relates to others and to his or her surroundings. Although the symptoms of mental illness can range from mild to ...

*April 23, 2009*

**algebra**

how can i find adding,sudtracting,andmutiply fraction

*April 19, 2009*

**college math**

when eggs in a basket are removed 2,3,4,5,6 at a time there remain, respectively, 1,2,3,4,5 eggs. when they are taken out 7 at a time, none are left over. find the smallest # of eggs that could have been contained in the basket.

*April 19, 2009*

**college math**

thank you, count iblis. you have been a tremendous help with homework.

*April 19, 2009*

**college math**

what is the remainder when the sum 1^5+2^5+3^5+...99^5+100^5 is divided by 4? again a mod problem that I don't know how to work.

*April 19, 2009*

**collegemath**

find remainders when 2^50 and 41^65 are divided by 7. this is a mod problem but I don't know how to work it...

*April 19, 2009*

**number theory**

How do you prove that any palindrome, a number that reads the same backwards and forwards, with an even number of digits is divisible by 11? I know how to show a number is divisible by 11, but how do you prove the above case?

*April 19, 2009*

**number theory**

How might you go about proving that N-M is divisible by 9 when N represents an integer (such as 6923) and M represents that integer in reverse order (such as 3296)? so far, I have shown that 6923-3296=3627 is divisible by 9 by the sum of the digits, but how do you prove that ...

*April 19, 2009*

**number theory**

give an example to show that a^2 congruent to b^2 mod n need not imply that a congruent to b mod n.

*April 18, 2009*

**ecology**

I need to write an ecological profile for an animal. What exactly is an ecological profile? What does it include? Since I am not actually conducting research...it does not need abstract, materials, methods, results etc??? Please help. Thanks

*April 11, 2009*

**college math**

how would you find all prime numbers that divide 50! (factorial)?

*April 7, 2009*

**soical civics**

in what way could putting a traffic on foreign shoe imports result in a disadvantage to the united states economy or united states consumers i say we would not be able to buy them

*April 7, 2009*

**Chem**

so it will be 1 as the last electron comes on that one correct? umm and i don't see the link you posted :S

*March 30, 2009*

**Chem**

what are the four quantum numbers of the last electron of As this is what i have n=4 l=1 ms= 1/2 i don't know how to calculate ml. I know it's either: -1,0,1

*March 30, 2009*

**math**

if a number is evenly divisible by 6, it is also evenly divisible by which other numbers?

*March 30, 2009*

**calculus**

thnx

*March 24, 2009*

**calculus**

what's the limit as n goes to infinity of (2 + 4/n^2)^(1/3)

*March 24, 2009*

**Physical Science**

0.83 m/s

*March 20, 2009*

**social civics**

what plan of government is used in chicago heights

*March 16, 2009*