Thursday

May 28, 2015

May 28, 2015

Total # Posts: 81,813

**math help please**

Uh yeah what Nelly said? C is the answer?
*May 12, 2015*

**Physics**

Does displacement always have to include angles and direction? For example a man travels 3 m (N) and 4m (E). Can you just put 5m for displacement or do you have to put the angle and direction? Explain why
*May 11, 2015*

**Social Studies 9**

is in western north
*May 11, 2015*

**math**

The radius of a 12 inch right circular cylinder is measured to be 4 inches, but with a possible error of ±0.2 inch. What is the resulting possible error in the volume of the cylinder? Include units in your answer.
*May 11, 2015*

**Algebra**

Find the area of the label on a can with a radius of 5.1 centimeters and a height of 2.9 centimeters
*May 11, 2015*

**Physics**

Does displacement always have to include angles and direction? For example a man travels 3 m (N) and 4m (E). Can you just put 5m for displacement or do you have to put the angle and direction? Explain why.
*May 11, 2015*

**math**

A 160‐inch strip of metal 20 inches wide is to be made into a small open trough by bending up two sides on the long side, at right angles to the base. The sides will be the same height, x. If the trough is to have a maximum volume, how many inches should be turned up on ...
*May 11, 2015*

**American Government**

McCulloch v Maryland is an important case because it was one of the cases whereby the Supreme Court
*May 11, 2015*

**math**

Find the x-coordinates where f '(x) = 0 for f(x) = 2x + sin(4x) in the interval [0, π].
*May 11, 2015*

**math**

A particle moves on a line away from its initial position so that after t hours it is s = 6t2 + 2t miles from its initial position. Find the average velocity of the particle over the interval [1, 4]. Include units in your answer.
*May 11, 2015*

**math**

the state of Colorado is roughly the shape of a rectangle the is miles by 382 miles. what is its area
*May 11, 2015*

**IT/235 - IMAGE EDITING AND IMPLEMENTATION**

How would the photography affect the day-to-day store operations under each model?
*May 11, 2015*

**S.S**

John D. rockefeller built oil empire by creating ________. A. dividends B. a railroad industry C. labor unions D. a monopoly I think it's A or B
*May 11, 2015*

**math**

(x+2)2-1=3
*May 11, 2015*

**L.A the book "The Giver"**

In what ways do people in the community lack emotion and emotional connections to others. select all that apply A. the community does not recognize death and thus "releases" old people B. the community holds ceremonies during an annual two-day holiday C. rather than ...
*May 11, 2015*

**L.A Ms. Sue? or anybody?**

Oh okay. It's a good book so far. You should read it sometime. :) anyways, thank you~
*May 11, 2015*

**L.A Ms. Sue? or anybody?**

1. Which of the following aspects of the setting is evidence that the giver is an example of science fiction A. Jonas rides a bike to school every day B. jonas's father works in a daycare center C. a loudspeaker makes announcements to the community. D. Jonas lives in a ...
*May 11, 2015*

**ALGEBRA help ASAP**

f(x)=-2x-5 for x = 3
*May 11, 2015*

**precalculus**

I need help knowing how to find an equation in standard form that fits the requirements. major axis length 6 on y-axis, minor axis length 4
*May 11, 2015*

**math**

the answre is a determined by
*May 11, 2015*

**Math last question.**

Thank you!
*May 11, 2015*

**Math last question.**

(3x^2 - 7x -4) - (6x^2 -6x +1) It's a polynomial I think the answer is D or C, but I'm not sure which one. Help please A. 3x^2 - 13x - 5 B. 9x^2 - x + 5 C. -3x^2 -13x + 5 D. -3x^2 -x -5
*May 11, 2015*

**Math**

o0[kii0puo
*May 11, 2015*

**Math**

Yes sorry. A. -9x^2 - 8x + 2 B. -5x^2 + 8x - 2*** C. 5x^2 -8x + 2 D. 5x^2 -4x - 2 I choose B
*May 11, 2015*

**Math **

add or subtract. P.s this is a polynomial. (2x^2 + 6x + 1) + (-7x^2 + 2x - 3) A. -9x^2 -8x + 2 B. 5x^2 + 8x - 2*** C. 5x^2 - 8x + 2 D. 5x^2 -4x -2 i choose B. check please
*May 11, 2015*

**l o**

how to engage in protests
*May 11, 2015*

**life orientation project**

briefly discuss the following processes that the community must engage whenever there is an issue before and during a protest
*May 11, 2015*

**L.O**

list and discuss any four factors that could threaten or limit the core functions of the media
*May 11, 2015*

**life orientation**

r
*May 11, 2015*

**pre calculus **

Given that sinx= 3/5 and that x terminates in Quadrant 2 , determine the values for cosx and tanx Find Cos x/2
*May 11, 2015*

**math**

In a camp ,there is a meal for 120 men or 200 children . if 150 children have taken the meal, how many men will be catered to with remaining meal
*May 11, 2015*

**math**

population increasing at rate of 5% per year current population 7,000,000 what will it be in 12years
*May 10, 2015*

**math**

A particle moves along the x-axis with position function s(t) = esin(x). How many times in the interval [0, 2π] is the velocity equal to 0?
*May 10, 2015*

**Chemistry**

DrBob222, No. We have used the Solubility Curve before, but it doesn't show NaNO3 at 40 C. All I have is the 3m, 40 C, and you can figure out the molar mass (85). Any idea how to go about this?
*May 10, 2015*

**Chemistry**

I need to figure out whether NaNO3 is saturated, unsaturated, or supersaturated in a 3 molal solution at 40 degrees Celsius. I am completely stuck right now, and am not sure where to go with this.
*May 10, 2015*

**math**

While building a snowman, a large snowball is created at the rate of 5 inches per hour. How fast is the volume of the snowball changing at the instant the snowball has a radius of 10 inches?
*May 10, 2015*

**chemistry **

what is the solubility in grams of KCL3(s) per 100 ml of water?
*May 10, 2015*

**Geometry**

The figure below represents an oval shaped track. the rounded portion of the track are semicircles. If you were to run one lap of this track, how far would you run? Pic: LONG OVAL, THE WHOLE LENGTH IS 106 FT. THERE ARE TWO LINES NEAR THE OPPOSITE ENDS WHICH IS 12 FT LONG. (...
*May 10, 2015*

**math**

a locker combination has tow nonzero digits and digits can be used twice. the first number is 8.what is the probality that the second number is 8
*May 10, 2015*

**Physics**

A girl swings on a playground swing in such a way that at her highest point she is 4.1 m from the ground, while at her lowest point she is 0.8 m from the ground.What is her maximum speed? The acceleration due to gravity is 9.8 m/s2 .Answer in units of m/s.
*May 10, 2015*

**chemistry**

estimate the boiling point of Pcl3
*May 10, 2015*

** physics**

A bar of gold measures 0.15 m × 0.050 m × 0.050 m. How many gallons of water have the same mass as this bar?
*May 10, 2015*

**chemistry dont know how to do it**

dG for the formation of Hi(g) from its gaseous elements is -20.2 kj/mol at 500k. when the partial pressure of HI is 10 atm, and I2 0.001 atm, what must the partial pressure of hydrogen be at this temperature to reduce the magnitude of dG for the reaction to 0. H2(g)+I2(g)----&...
*May 10, 2015*

**thermodynamics**

dG for the formation of Hi(g) from its gaseous elements is -20.2 kj/mol at 500k. when the partial pressure of HI is 10 atm, and I2 0.001 atm, what must the partial pressure of hydrogen be at this temperature to reduce the magnitude of dG for the reaction to 0. H2(g)+I2(g)----&...
*May 10, 2015*

**life orientation**

evaluate the extent to which the service delivery protest you have described in 2 above met or did not meet with processes that you have research end in 3 above
*May 10, 2015*

**S.S**

Oh, so it's A
*May 10, 2015*

**S.S**

The merrimack and the monitor changed naal warfare because they engaged in the first battle between A. metal covered ships B. wooden ships C. aircraft carriers D. ships carrying guns I say its B, please check.
*May 10, 2015*

**physics**

sixty complete waves passes a particular point in 4 seconds if the distance between 3 successive troughs of the wave is 15m.calculate the speed of the wave
*May 10, 2015*

**life oriantation**

What did the people of malamulele do before the protest
*May 10, 2015*

**life orintation**

I need answers
*May 10, 2015*

**life orintation**

full information
*May 10, 2015*

**life orintation**

Answers for introduction
*May 10, 2015*

**life orintation**

Answers of all the question
*May 10, 2015*

**life orintation**

given the same task.
*May 10, 2015*

**life orintation**

When they engage they must protest in public areas
*May 10, 2015*

**binomial expansion**

thank you
*May 9, 2015*

**binomial expansion**

find the term containing y^3 in the expansion of (sqroot 2+y)^12
*May 9, 2015*

**binomial theorem**

thank you
*May 9, 2015*

**binomial theorem**

find the 20th term in the expansion of (a+b)^22
*May 9, 2015*

**ap chemistry**

thank you
*May 9, 2015*

**ap chemistry**

predict the sign
*May 9, 2015*

**ap chemistry**

is this positive or negative entropy? devitrication of glass desalination of water hard of boiling of a egg
*May 9, 2015*

**Pre-Calculus**

Can someone please explain on how to solve this equation so I can do the others that are similar to this one? Find the solutions of the equations that are in the interval [0,2pi) cos x cot^2 x= cos x Thank you!
*May 9, 2015*

**Math**

Joseph spent 3/4 hour working out at the gym. He spent 2/3 of that time lifting weights. What fraction of an hour did he spend lifting weights?
*May 9, 2015*

**precalculus no clue**

Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. . t-3,t-2, t-1, t... . 1,-3/2,2,-5/2....
*May 9, 2015*

**precalculus**

thank you
*May 9, 2015*

**precalculus**

i have another question: Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. t^3,t^2,t,1.... is it geometric or arithmetic?
*May 9, 2015*

**precalculus**

what is the common difference then for the first one?
*May 9, 2015*

**precalculus**

below where?
*May 9, 2015*

**precalculus**

Identify if the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic or geometric, then find the next term. and write the nth term. . t-3,t-2, t-1, t... . 1,-3/2,2,-5/2....
*May 9, 2015*

**chemistry**

what is your answer?
*May 9, 2015*

**chemistry**

how would you do it then?
*May 9, 2015*

**Trig**

Two pilots take off from the same airport. Mason heads due south. Nancy heads 23 west of south. After 400 land miles, how far is Nancy from Mason’s route? I think 156.29, but I'm not sure because the question comes in a lesson on sum and difference identities...
*May 9, 2015*

**Physics**

A car travels 300 m [N] along a road, then turns a corner and drives an additional 400 m [E]. Draw a vector diagram of the path travelled by the car, and then calculate the car's distance travelled and its displacement. The displacement is 500m and the distance is 1200m. ...
*May 9, 2015*

**stats**

research shows that 14.3% of persons 20-25 years old and 59.9 % of persons 60-65 years old vote. What is the absolute increase from the younger group to the older group to the nearest point?
*May 9, 2015*

**college chemistry**

so dH/T?
*May 9, 2015*

**Maths**

Six friends sat around a circular table. Ann (who is the the banker) sat opposite the consultant. Bob sat opposite Fred. Celia sat on the doctors right. Dave (who is not the consultant) sat opposite the accountant. Emily sat opposite the engineer and next to the financier. ...
*May 9, 2015*

**maths**

The 5th term of an arithmetic sequence is 11,12th term is 32.What are the first 3 terms?
*May 9, 2015*

**Chemistry**

Use Henry's law and the solubilities given below to calculate the total volume of nitrogen and oxygen gas that should bubble out of 1.5L of water upon warming from 25C to 50C . Assume that the water is initially saturated with nitrogen and oxygen gas at 25C and a total ...
*May 9, 2015*

**college precalculus**

so one and two are neither
*May 9, 2015*

**chemistry**

The rate constant for the following equation is 0.00454 M−1 · s −1 . We start with 0.134 mol C2F4 in a 4 liter container, with no C4F8 initially present. 2 C2F4 → C4F8 What will be the concentration of C2F4 after 2 hours? Answer in units of M.
*May 8, 2015*

**P.E.**

It was Drug Abuse, but the other question was right!
*May 8, 2015*

**P.E.**

Yup sorry for spelling error! Anyway thx a bunch! I have no clue what Id do with out u!! Thxs!!!!
*May 8, 2015*

**P.E.**

_______________ occurs when a person internationally uses drug improperly. A side affect Drug misuse*** Drug synergism Drug abuse Thanks!!
*May 8, 2015*

**P.E.**

thanks! 1 more I wil post in like 2 min, plz check thx!
*May 8, 2015*

**P.E.**

Nausea, vomiting, or headache after taking a drug may be due to Dependency addiction side effects*** tolerance Thanks a whole bunch :)
*May 8, 2015*

**Physics**

η=Q₁-Q₂ /Q₁ Q₂=800J η=0.2 Q₂=Q₁ (1- η) Q₁=Q₂/(1- η)=800/(1-0.2) =1000 J W= Q₁-Q₂ =1000-800=200 J
*May 8, 2015*

**Please help**

1. Napoleon Bonaparte claimed to have put into practice the ideals of the French Revolution and the Enlightenment. Do you think he did? Did his actions and the legacy of his reign represent those ideals? Explain in a short essay whether or not Bonaparte’s reign and legacy...
*May 8, 2015*

**Physics**

∆Q – ∆U
*May 8, 2015*

**Physics**

m₁cΔt₁=λm₂+m₂cΔt₂ m₂=m₁cΔt₁/(λ+cΔt₂) = =1.31•4218•(64.9-14.9)/(336000+4218•14.9)= =0.69 kg (Latent heat of ice = 80 kcal/kg=336000 J/kg)
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

Srry bout caps just saw!!
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

nEVER MIND!! i Got IT!
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

Which of the following is true about new foreign treaties? A.They prevent the formation of alliances with other countries. B.They do not have an effect on the domestic policies of a country. C.People could be worried whether they will affect their jobs and businesses. D.People...
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

thx I sumbitted long time ago and got this right!! Thx for ur time!
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

ok Thanks!! Ms. Sue is B right?
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

Is it B?????
*May 8, 2015*

**Ms. Sue PLZ HELP!!!(Civics)**

Which of the following is true about foreign and domestic affairs? A. They are completely separate types of policy issues that do not affect one another. B. Leaders must consider how one type of policy may affect the other since they relate. C. The president and Senate are the...
*May 8, 2015*