Tuesday

May 3, 2016
Total # Posts: 2,928

**Physics**

3) Joe has a playing time of 74 minutes. When the music starts, the CD rotating at an angular speed of 480 revolutions per minute (rpm). At the end of the music, the CD is rotating at 210 rpm. Find the magnitude of the average angular acceleration of the CD (in rad/s^2)
*December 21, 2009*

**trig**

this is in 3 grade?
*December 17, 2009*

**Calculus**

I got the same answer for the first derivative but I am still messing something up for the second derivative. It is probably taking out the common factor. I'll check back later, got to go.
*December 15, 2009*

**Calculus**

Find y' and y'' y=X^3/(X^2-1)
*December 15, 2009*

**Unit rates**

Explain how you can use a unit rate to compare what store is a better buy.
*December 13, 2009*

**Math**

Find the line for the above data. X:5,5,7,8,9,11,12,12,14 Y:3,8,5,7,11,10,15,19,20
*December 12, 2009*

**New Testament Survey**

caesar agustus
*December 10, 2009*

**software**

what are some different elements in a internal proposal
*December 10, 2009*

**algabra**

Very Ruggedd
*December 9, 2009*

**6th grade Math**

the two numbers are 1.5 and 2.4 a+b=3.9 a-b=0.9 a=0.9-b subbing in the second formula into the first 0.9+b+b=3.9 2b=3.0 b=1.5 a+1.5=3.9 a=2.4
*December 8, 2009*

**MATH**

24 eggs * 3/4 = 24 *3 = 72 72/4 = 18 eggs broke 18/24 = 3/4
*December 8, 2009*

**Chemistry**

The Ph of the new acid/base is now "poo"
*December 7, 2009*

**physics**

please answer this one if you know it, im soooo bad at physics
*December 6, 2009*

**physics**

A rocket is fired upwards with 200.0 J of kinetic energy. How high does the rocket get at its highest point? Use the conservation formula.
*December 6, 2009*

**physics**

A batter hits a fly ball which leaves the bat 0.90 m above the ground at an angle of 61° with an initial speed of 29 m/s heading toward centerfield. Ignore air resistance. (a) How far from home plate would the ball land if not caught? (b) The ball is caught by the ...
*December 2, 2009*

**physics**

A swimmer is capable of swimming 0.45 m/s in still water. (a) If she aims her body directly across a 75 m-wide river whose current is 0.30 m/s, how far downstream (from a point opposite her starting point) will she land? (b) How long will it take her to reach the other side? ...
*December 2, 2009*

**Advance Biology**

What is attacted by herpes?
*December 1, 2009*

**Advance Biology**

I also think the number 9 is RNA.
*December 1, 2009*

**Advance Biology**

I think number 10 is covalent bonds and number 11 is hydrogen bonds.
*December 1, 2009*

**Advance Biology**

I have to find the correct term that best fits each definition. 1)The "transforming factor" that alters pneumonia bacteria 2)The three parts of every nucleotide 3)A pair of these forms a "rung" in the DNA ladder 4)Used to "label" DNA and protein ...
*December 1, 2009*

**Statistics**

A car manufacturer is interested in conducting a study to estimate the mean stopping distance for a new type of brakes when used in a car that is traveling at 60 miles per hour. These new brakes will be installed on cars of the same model and the stopping distance will be ...
*November 30, 2009*

**chemistry**

Nevermind, I figured it out. :)
*November 30, 2009*

**chemistry**

Calculate deltaG from deltaH and deltaS. Use the table of standard thermodynamic data. calculate deltaG at 0 degrees C for CH3CH2CH3 + 5O2 --> 3CO2 + H2O. CH3CH2CH3 + 5O2 --> 3CO2 + 4H2O I've balanced the equation so far, I know that deltaG = delatH - T(deltaS) but ...
*November 30, 2009*

**College Math**

Shakespeare is credited with writing 37 plays, of which 11 are tragedies, 16 are comedies and 10 are histories. Determine the number of different ways you could choose to read 3 tragedies and 2 comedies??
*November 28, 2009*

**Literature**

kr i want to do that bout no 1 wil. anyway 4 my homework i9 need 2 do dat oh nooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooolletme
*November 26, 2009*

**chemistry**

For the following: i) H3PO4 > H3AsO4 > H3SbO4 ii) H2Te > H2Se > H2S > H2O iii) HCl > HBr > HI iv) SbH3 > AsH3 > PH3 > NH3 The order of acidity is correct for which series? 1. ) all are correct 2. ) i and ii 3. )i, ii and iv 4. ) ii, iii 5. ii, iv...
*November 24, 2009*

**science**

Is oil nonmetallic
*November 23, 2009*

**science**

Is oil metallic
*November 22, 2009*

**science **

So Sue oil is not renewable
*November 22, 2009*

**science **

So is oil renewable or not
*November 22, 2009*

**science **

Is oil renewable?
*November 22, 2009*

**science**

Is oil nonrenewable?
*November 22, 2009*

**science**

Is oil inexhaustible?
*November 22, 2009*

**8th grade math**

24
*November 22, 2009*

**physics**

tried solving it got different final results
*November 20, 2009*

**math**

Need help with these problems please. I do not know how to break them down correctly. Thank you. 4x7+6-10 divided by 5 7-16x3 divided by 8+5 25 divided by 5x5+6-4
*November 20, 2009*

**Civics**

I have to give a description of the urban problems listed. Then, describe one way in which each problem can be solved. Housing and Economic Social Infrastructure and Transportation
*November 18, 2009*

**Civics**

I need help with finding the description and possible solution for the following: Housing and Economic Social Infrastructure and Transportation
*November 18, 2009*

**Civics**

I have to write a one page report describing the problems associated with urban sprawl. We are watching a video called Sprawling from Grace, which talks about America being so dependent on transportation. We have to use examples from the video as well as our own ideas. I need ...
*November 17, 2009*

**math **

how do you write .0125 as a fraction and mixed number in simplest form? Little confused.
*November 14, 2009*

**math**

How do you read .0125
*November 14, 2009*

**Physics**

A ball is hit over the fence at a 45 degree angle. The fence is 98 meters away. At what velocity does the ball leave the bat?
*November 12, 2009*

**Civics**

What is the relationship between a state and a municipality within that state?
*November 12, 2009*

**AP Us History**

true
*November 9, 2009*

**Advance Biology**

Compare mitosis and meiosis by completeing the chart. Mitosis- Meiosis-homologous chromosomes pair and then seperate Mitosis- Meiosis-needed for sexual reproduction
*November 9, 2009*

**9th grade- Algebra 1**

Arowofgirlslegs
*November 9, 2009*

**Algebra**

I have no idea
*November 8, 2009*

**History**

Currently, Who is the USA president?
*November 8, 2009*

**Math yes **

240 Is my answer
*November 7, 2009*

**Civics**

I don't understand this question. What kinds of policies do you think states may set with respect to school attendance and graduation requirements?
*November 5, 2009*

**Civics**

What legislative policy making role is a governor expected to fill? Would it be that the governor attends political-party dinners, speaks at party functions, and may campaign for party candidates in local elections.
*November 4, 2009*

**Civics**

In the federal system, how is sovereign power divided among state and federal laws and constitutions?
*November 4, 2009*

**Trig**

I worked it out. Can you tell me if these are right. <C=56.4 degrees <A=83.6 degrees Area=10095.2 We have to round to the nearest tenths.
*November 4, 2009*

**math 115**

2/7 over = 1.6 20 over r solve for r not looking for just an answer, would appreciate the formula for solving, thanks
*November 4, 2009*

**math**

2/7 = 1.6 --- ---- solve for r very confused 20 r
*November 3, 2009*

**2nd grade math**

2 tens 1 one
*November 3, 2009*

**Math**

I don't understand the question
*November 3, 2009*

**Statistics**

h t t p : / / t i n y u r l . c o m / y k 3 d 6 t c I'm not sure how to do #3.
*November 3, 2009*

**math**

graphing lines:x+5y=25
*November 2, 2009*

**Statistics**

how do you find equation of the least-squared line (line of best fit) from 2-vars stats and the correlation?
*October 29, 2009*

**5th grade**

I need help with 6 math unscrambler problems.
*October 26, 2009*

**science**

What are the physical features of niagra falls.
*October 26, 2009*

**Math**

how do you place improper and mixed numbers on a number line?
*October 22, 2009*

**calculus**

I know what limits are. I just need an idea on what i can interview that has a limit like a car has a speed limit. But everyones using that and im trying to get some more ideas.
*October 22, 2009*

**calculus**

I have to do an "interview" with a limit. Any ideas on what i should interview.
*October 22, 2009*

**geometry**

What is the geometrical reason why sewer lids are round?
*October 22, 2009*

**Civics**

Why do federal judges serve for life?
*October 22, 2009*

**math**

ghftdfgfghcvxdfgsersredrtdffdfg
*October 20, 2009*

**biochem**

It would have a clear spot in the middle of the cell if you try a Gram stain, but if you use a spore stain, it would have a green spore inside of the red cell. P.S. You shouldn't wait until the night before your lab manual is due before you decide to do it.
*October 20, 2009*

**micro biology**

If you forgot to add the safranin to your spore stain, you would only be able to see the spores and not the actual cells. P.S. This was an easy one, the answer was basically on the lab handout, and you should have picked it up from Ms. Stafford during class.
*October 20, 2009*

**Physics**

1.A 24 kg crate initially at rest on a horizon floor requires a 75 N horizontal force to set it in motion, once the crate is in motion, a horizontal force 53 N keeps the crate moving with a constant velocity. Find the coefficient of kinetic friction, between the floor and crate.
*October 19, 2009*

**Math**

Estimate 4.8, 10.1 and 0.7 to the nearest whole number.
*October 19, 2009*

**math**

Round 9.86-5.47 to the nearest whole number. Need to show my work.
*October 19, 2009*

**Math**

Estimate by rounding each term to the greatest place: 78.17-37.52 Need to show my work
*October 19, 2009*

**Statistics**

I'm confused about the difference between the population and experimental units in a situation like the following: A questionnaire is being used to measure the reaction of two groups of students from a particular American university to a television clip: one group who ...
*October 17, 2009*

**Statistics**

I don't understand how you did that. (You're supposed to draw 2 cards - an ace and a 10, an ace and a Jack, an ace and a Queen, or an ace and a King).
*October 15, 2009*

**Statistics**

What is the probability of drawing an ace and a 10, Jack, Queen, or King from a deck of cards?
*October 15, 2009*

**Math**

Toni has a piggy bank filled with nickels, dimes and quarters. She has a total of $3.00. If she has fewer than 12 coins, What combination of coins could she have in her bank? How many possibilities can you discover?"
*October 15, 2009*

**Statistics - Monte's Dilemma**

Why does it make a difference when you switch doors? What is the probability of winning given that you stayed and what is the probability given that you switched?
*October 15, 2009*

**world history**

What was the goal of the young ireland rebellion?
*October 15, 2009*

**Civics**

What are three constitutional safeguards against abuse of presidenttial powers?
*October 14, 2009*

**math**

Two professional drag racers are speeding down a 1/4-mile track. If the lead driver is traveling 1.738 feet for every 1.670 feet that the trailing car travels, and if the trailing car is going 198 miles per hour, how fast in miles per hour is the lead car traveling?
*October 13, 2009*

**Math**

Henry's bus can go just 12 miles on a gallon of gasoline. When he started his vacation, the gas tank of the bus was 5/6 full. Later when Henry had driven 336 miles, the gauge showed that the tank was still 3/5 full. If his "low on gas" light will come on when he ...
*October 13, 2009*

**math**

Henry's bus can go just 12 miles on a gallon of gasoline. When he started his vacation, the gas tank of the bus was 5/6 full. Later, when Henry had driven 336 miles, the gauge showed that the tank was still 3/5 full. If his low on gas light will come on when he has 1/15 a ...
*October 12, 2009*

**math**

name the digit in the 4321st place of each of the following decimals. ______ 0.142857 0.1234567891011121314....
*October 12, 2009*

**math**

if you invest $7500 in a mutual fund at $34.53 per share, how much profit would you make if the price per share increases to $46.17?
*October 12, 2009*

**math**

A young man spent 1/4 of his allowance on a movie. He spent 11/18 of the remainder on after-school snacks. Then from the money remaining, he spent $3.00 on a magazine, which left him 1/24 of his original allowance to put into savings. How much of his allowance did he save?
*October 9, 2009*

**algebra**

(12-8)(7-4)3power
*October 7, 2009*

**Physics**

A box weighing 5kg sits on a box weighing 10kg. The static friction between them is .5. There is no friction under the bottom box. How much tension is needed on the bottom box to make the top box slide?
*October 6, 2009*

**socials**

The baker and his wife were sympathetic to Emilie because he understood she was the one who escaped execution by members of the more radical Jacobin party. He may have been through the same experience, felt awful not to help, or was just a very kind man.
*October 5, 2009*

**algebra**

simplify the expression and write it without denominator .. a^2 b^-1/ab^-3
*October 5, 2009*

**science**

my teacher has set us some science homework which i dont undrestand What is the chemical change when a candle is lit
*October 2, 2009*

**english**

Equality
*September 30, 2009*

**Appendix f AED 204**

i think it means what are the negitives and positive's in prayer meaning the type of religion stated in the question.
*September 28, 2009*

**Literature**

What is modern fiction
*September 22, 2009*

**Violence Action Plan (urgent)**

Make a list of five or more different things students in school could do to prevent bullying? There's already anti-bullying day. So I don't know... 1.Guest Speaker maybe? 2. 3. 4. 5. Please help. Thank you.
*September 20, 2009*

**math - probability**

A chain of department stores has three warehouses and eight retail outlets in the Great Orlando area. In how many different ways can an item be shipped from one of the warehouses to one of the retail outlets? Using the multiplicative rule, would (8)(7)(6) = 48 be correct?
*September 20, 2009*

**Math**

How do you solve a equation adding or subtracting negative and postive numbers??
*September 16, 2009*

**Pre-Algebra**

21
*September 15, 2009*

**accounting**

4/4/04, Corporation, which has a 12/31 year end authorized $1,500,000 of callable, mortgage bonds (secured by $2,200,000 of property and equipment, at market value). The bonds paid interest at a rate of 8% per year and had a term of 6 years. Interest was payable each 9/30, and...
*September 15, 2009*