Sunday

February 7, 2016
Total # Posts: 387

**Physics**

An airplane normally flies at 280 km/h. What is its airspeed if it experiences 80 km/hr headwind?
*October 3, 2010*

**Physics**

An airplane normally flies at 280 km/h. What is its airspeed if it experiences 80 km/hr headwind?
*October 3, 2010*

**marketing**

Diversification
*September 26, 2010*

**Hum/205**

I have taken notes and started a thesis statement and done a outline but the problem is writing like an art historian who has experienced the periods firsthand. I think that is making this hard for me. Thanks for your help. Catherine
*September 22, 2010*

**Hum/205**

I need help writing my final. Write a 1,750- to 1,900-word paper that represents three chapters from your new book. Each chapter will contain an analysis from the period you selected. Remember to write in the first person perspective of an art historian who has experienced the...
*September 22, 2010*

**Geology**

How old is granite in millions of years from the Scottish Highlands?
*September 15, 2010*

**calculus**

ok. this question also had a part a) which was (a) What is f '(3)? so i just divided (9h^2+8h)/h (h(9h+8))/h and plugged in 0 since lim->0 got 8 as my answer. now for B) i tried plugging 3 into (h) in func 9h^2+8h/h did same with 7 and got wrong answer. i tried many ...
*September 14, 2010*

**calculus**

Suppose that f (x) is a function such that the relationship given below is true. f (3 + h) - f (3) = 9h^2 + 8h What is the slope of the secant line through (3, f (3)) and (7, f (7))? I am stuck on this one , tried every thing in the world. i don't know how to do it since ...
*September 14, 2010*

**Calculus**

Suppose that f (x) is a function such that the relationship given below is true. f (3 + h) - f (3) = 9h^2 + 8h (a) What is f '(3)? (b) What is the slope of the secant line through (3, f (3)) and (7, f (7))? Please do not use shortcuts(from future chapters) and show steps ...
*September 14, 2010*

**Calculus**

i did try that before posting the question, it gave a wrong answer.
*September 14, 2010*

**Calculus**

Please do not use shortcuts(from future chapters) and show steps so i can see whats going on
*September 14, 2010*

**Calculus**

Suppose that f (x) is a function such that the relationship given below is true. f (3 + h) - f (3) = 9h^2 + 8h (a) What is f '(3)? (b) What is the slope of the secant line through (3, f (3)) and (7, f (7))?
*September 14, 2010*

**Math **

Just to clarify for number 2 the questions is f(x)= 1/(x+1)
*September 13, 2010*

**Math **

Use the limit definition of the derivative to find f′(x) if 1. f(x) = x^2 + 3x 2. f(x) = 1/x + 1 kk for number one i got f'(x) = 2x+3 and for number two i got f'(x) = -1/(x+1)(x+1) can any one verify these, especially number 2.
*September 13, 2010*

**math**

Use the limit definition of the derivative to find f′(x) if 1. f(x) = x^2 + 3x 2. f(x) = 1/x + 1 now what i am confuse with is that there is no value given for x. So how is one suppose to do these problems. please show steps and this is just the 3rd chapter of my calc ...
*September 13, 2010*

**Chemistry**

A single 4p orbital can hold how many electrons? i got 6 is that correct or no? Chemistry - Anonymous, Friday, September 10, 2010 at 2:52am "That is correct! px, py and pz (2 electrons in each) " since it's asking about a SINGLE 4p orbital would it be 2? i dont ...
*September 10, 2010*

**Chemistry**

In the Lewis structure for SF4, there are: a. 12 electrons surrounding the S. b. 10 electrons surrounding the S c. a total of 42 valence electrons. d. Both a and c are correct. e. None of the above are correct
*September 10, 2010*

**Finance**

A bond has a $l000 par value, l0 years to maturity, a 7 percent annual coupon, and sells for $985. a. What is its current yield? b. What is its yield to maturity c. Assuke that the yield to maturity remains constant for the next 3 years, what will the price be 3 years from today?
*September 9, 2010*

**physics**

a 650 lb box is hanging by means of two ropes attached to a ceiling as shown by diagram below find the tension on the ropes
*September 6, 2010*

**math**

i don't know how to get rid of the fractions in these linear equations, can someone help ? one: 9/2(x+3) -4 =23 two: 3/4(24-8x)=2(5x +1)
*August 26, 2010*

**Algebra**

yes that's represents the question correctly, but how do i get rid of the fractions?
*August 26, 2010*

**Algebra**

how do i get rid of the fractions in this expression ? its supposed to be using order of operations original problem: (6^2 + 18) divided by 9 + 2/3(8)-6
*August 26, 2010*

**math**

24 tacks are used to fix the 3ply to the back of the unit these cost $12 per 1000 cost of the thacks (rounded th the nearest 5 cents)
*August 15, 2010*

**math**

a three digit number is chosen at random. what is the probability that the sum of the digits is less than 6? i got 3.78% but im not sure if that is correct. I assumed that there were three possible outcomes because 012 would just be considered 12
*July 26, 2010*

**chemistry**

96.11 kPa
*June 14, 2010*

**Math**

Which is a better deal - a 10-inch round pizza or a 9-inch square pizza?
*May 19, 2010*

**Chemistry**

2800
*April 20, 2010*

**chemistry**

oh drbob222 and srasomething???are really helpful 2 luckly u got a respawn:)
*April 14, 2010*

**chemistry**

uhh if i new chemistry i will help but u should post the same question around 5:00 pm tommorow and name the subject ms.sue shes really helpfull and thats when she usally is on hope some1 helps u if not just post agian 2mmorow..:)
*April 14, 2010*

**help**

oh witty lol haha
*April 9, 2010*

**help**

huh?
*April 9, 2010*

**help**

oh yea city is pretty lol
*April 9, 2010*

**help**

uhh im very good at poems so if u need let me no...and maybe gitty,kitty kat,and more lol
*April 9, 2010*

**help:)**

thank you drbob222.:)
*April 9, 2010*

**help:)**

goverment by the nobility or those considered the best of society is: ___a.a theocracy ___b.a monarchy ___c.a pathiarchy ___d.an aristocracy what so u think?
*April 9, 2010*

**greek bases**

the greek base in the word chronology means: a.life b.pain c.time d.earth i choose c?
*April 3, 2010*

**help plz**

some1 help wit my current post plz;)
*April 2, 2010*

**synonyms**

ok thank you i will be posting more questions if u can take some of your time and help me that will be great...once agian thank you:}
*April 2, 2010*

**synonyms**

Which word is a synonym of the word evolve? a.recession b.decline c.progress d.retrogression I choose d.. what do u think?
*April 2, 2010*

**theatre/english**

Although, I could have just typed that in myself. What i mean is, I can't find one anywhere.
*April 2, 2010*

**theatre/english**

Thanks!!
*April 2, 2010*

**theatre/english**

Hey! Where can I find a COMPLETE listing of 1950's scripts/screenplays? Thanks!
*April 2, 2010*

**English vocabulary**

what is dissimilation ?
*April 1, 2010*

**social studies**

i think jerusalem
*April 1, 2010*

**social studies**

what do u need help with?
*April 1, 2010*

**senile**

ok thank you :)
*April 1, 2010*

**senile**

help plz:)
*April 1, 2010*

**senile**

the process by which senile now is used for the negative aepects of old age is called: a}functional change b}degeneration c}specialization d}abstraction
*April 1, 2010*

**subcategory**

Which of the items below is NOT a subcategory of change effected through similitude? a.emotional b.degeneration c.operational d.symbolic
*April 1, 2010*

**help plz**

uhmm my vocabulary studies homework book.lol.
*April 1, 2010*

**help plz**

p.s what do u think?
*April 1, 2010*

**help plz**

2}select the best definition for the word senile. a.pre-eminent b.priority c.old age d.clear
*April 1, 2010*

**help plz**

ok thank you
*April 1, 2010*

**help plz**

huh?
*April 1, 2010*

**help plz**

1}select the correct division of the word quadrliateral into its preefix,base,and suffix. a.qua-dri-lat-eral b.quad-ri-lateral c.quad-ri-lat-eral d.quadr-i-later-al
*April 1, 2010*

**roman numerals**

thx ms.sue i got the rest of the answer but if u can take some of your time and look at my other post and help out alittle that will be great thank you:)
*April 1, 2010*

**roman numerals**

for 1 i couldnt get the answer but for number 2 i figured it will be d..wbu?
*April 1, 2010*

**roman numerals**

1}The Romen numeral M represents: a.50 b.100 c.500 d.1000 2}The Roman numeral XLIX is written in Arabic numerals as: a.54 b.69 c.44 d.49
*April 1, 2010*

**chemistry**

a 500.0 mL gas sample at STP is compressed to a volume of 300.0 ml and the temperature is increased to 35.0 C. What is the new pressure of the gas in pascals?
*March 16, 2010*

**chemistry**

A sample of argon gas occupies a volume of 950 mL at 25.0C. What volume will the gas occupy at 50.0C if the pressure remains constant?
*March 16, 2010*

**chemistry**

A common laboratory system to study Boyle's law uses a gas trapped in a syringe. The pressure in the system is changed by adding or removing identical weights on the plunger. The original gs volume is 50.0 ml when two weights are present. Predict the new gas volume when ...
*March 16, 2010*

**chemistry**

A 24L sample of a gas at fixed mass and constant temperature exerts a pressure of 3.0 atm. What pressure will the gas exert if the volume is changed to 16L?
*March 16, 2010*

**SF Schools**

How do I evaluate: d2 (squared)-3ab d= -4, a= .5, b= -2
*January 28, 2010*

**epidemiology**

What research design strongest for epidemiological evidence for causal association 1 experimental 2 correlational 3 descriptive 4 retrospective
*January 17, 2010*

**9th grade biology**

what are three ways for an animal to lose water?
*January 7, 2010*

**french**

how to say the french alpabet my teach wants us to learn it on u-tube
*October 1, 2009*

**ART HISTORY**

naturalism
*February 5, 2009*

**Math IB SL**

How many people will be needed to count 47.8 million households if they work an average of 3.7 hours per day, 5 days a week for 10 weeks and they count 1.18 households per hour?
*December 16, 2008*

**Describe other measurements sociologists use to ca**

Describe other measurements sociologists use to calculate prejudice
*September 26, 2008*

**english**

what do you learn when you study economics
*September 17, 2008*

**japanese**

how do i say "in the weekened" in japanese? in romaji or hirigana.
*August 26, 2008*

**critical**

Identify the principal issue presented by the source Critical Analysis
*July 5, 2008*

**Writing**

Identify any examples of bias presented by the author. If none exist, explain how you determined this.
*July 4, 2008*

**english**

How will this feedback improve your expository essay?
*June 29, 2008*

**Critical Thinking**

Earthquake in Gujarat Do the premises sufficiently support the conclusions
*June 21, 2008*

**expository essay**

How will this feedback improve your expository essay?
*April 27, 2008*

**Chat Rooms**

i need help with probability
*March 21, 2008*

**Math**

12x+4y= 22 and 3x-8y= -10 What are the coordinates of x and y? Use the Substitution Method. ---and--- -5x+7y= -41 and 7x+y=25 What are the coordinates of x and y? Use the Substitution Method. Please help!!! =DDD
*January 25, 2008*

**Math**

12x+4y=22 and 3x-8y=-10 What are the coordinates of x and y? Use the Substitution Method.
*January 25, 2008*

**electricity**

If one body is positively charged and another is negatively charged what will free electrons do? Generally it flows providing they are touching (or close enough to jump) and are conductors. Please read: http://www.kpsec.freeuk.com/electron.htm
*June 7, 2007*

**Science- Chemistry**

How many grams of sodium acetate( molar mass 82.03 g/mol) must me added to 1.00L of a 0.200M acetic acid solution to form a buffer of 4.20?Ka value for aceic acid is 1.8 x 10^-5. How do I go about finding the grams from the given information? http://www.chembuddy.com/?left=pH-...
*June 2, 2007*

**Math**

A man standing 20 m from a tower estimates the angle of elavation of the top and bottom of a flagpole on the tower as 58 degrees and 55 degrees. Calculate the height of the flagpole. How would I go about finding the height of the flagpole? Calculate the height of the bottom: ...
*June 2, 2007*

**History**

In American history, who died on July 4, 1876? According to this site, no noted person died on this date. http://www.brainyhistory.com/daysdeath/death_july_4.html http://www.bklyn-genealogy-info.com/Newspaper/BSU/1876.July4.Acc.html
*April 10, 2007*

**Reggio Emilia Schools Question**

Dan is working on a project. He wants to build a tunnel for his cars. Dan cannot get the paper tubes to fit together and stay. In the Reggio Emilia school, his teacher will probably: 1.Ask Dan to explain his reasoning for selecting paper tubes to use for this progect. 2.Make ...
*January 1, 2007*

**math**

With rational numbers how do you you subtract the negatives? You see a wallet for $5.97. If you wish to have 3 initials engraved on it for 25 cents each, how muchwill the wallet cost? You see a wallet for $5.97. If you wish to have 3 initials engraved on it for 25 cents each, ...
*November 13, 2006*

**Open Invitation**

i need help in french i need to learn the french alphabet in two days and i have no clue wat to do
*September 16, 2006*