Wednesday

March 4, 2015

March 4, 2015

Total # Posts: 1,694

**Math**

What is an interpet in mathmatical terms? i really need help with my homeework!
*February 14, 2011*

**English**

Yes like is music more positive or is tv
*February 13, 2011*

**English**

Do you think music or television has more positive on teens today? I need a second opinion
*February 13, 2011*

**physics**

739.2
*February 10, 2011*

**science**

If you walk 100 meters forward and then 35 meter backward what is distance traveled and your displacemaent ?
*February 8, 2011*

**english 2**

I need to create a list of power shifts, starting from the opening scene of Act I. It's supposed to follow the exchange of power throughout the play. I have read the play two times already and still need help.
*February 8, 2011*

**english **

in the book A Separate Peace... What does it symbolize when Finny opens the carnival by burning a copy of The Iliad?
*February 4, 2011*

**math**

5z+10(-z+14)=95
*February 2, 2011*

**math**

5z+10(-z+14)=95
*February 2, 2011*

**UNC**

What is an example of "statistical abuse" in the media in january 2011. What are some of the commonly reported health or nursing statistics? Do they accurately portray the statistical data to your satisfaction?
*January 30, 2011*

**math**

an amusement park purchased equipment for a list price for 42,000, minus trade discounts of 30/20/15. calculate the trade discount on the purchase.
*January 25, 2011*

**social studies **

i posted this earlier i really need an answer before morning (made out of human skills produced by human not natural)10 letters and its an adjective thank you
*January 25, 2011*

**socisl studies**

made out human skills produced by human not natural 10 letters is an adjetive
*January 25, 2011*

**math**

Okay, I understand now, thanks!
*January 24, 2011*

**math**

Why did you add -4s + -2.5s ?
*January 24, 2011*

**math**

In a motorcycle race, one lap of the course is 650 m. At the start of the race, John sets off 4 seconds after Tom does, but John drives his motorcycle 5m/s faster and finishes the lap 2.5 seconds sooner than Tom does. What is the speed at which each of them is driving? What is...
*January 24, 2011*

**math**

In a motorcycle race, one lap of the course is 650 m. At the start of the race, John sets off 4 seconds after Tom does, but John drives his motorcycle 5m/s faster and finishes the lap 2.5 seconds sooner than Tom does. What is the speed at which each of them is driving? What is...
*January 24, 2011*

**math**

It takes mary x hours to travel 100 kilometers. If she increases her speed by 5 kilometers per hour, the journey will take her 3 hours less time. Find x.
*January 24, 2011*

**physics**

Calculate the force of gravity between a newborn baby of mass 4 kg and the obstetrician of mass 60 kg, who is 0.5 m from the baby. 1 N Which exerts more gravitational force on the baby, Mars or the obstetrician? 2 obstetrician Mars both exert the same force . By how much?
*January 24, 2011*

**physics**

Calculate the force of gravity on a 12 kg mass if it were 6.4 106 m above Earth's surface (that is, if it were 2 Earth radii from Earth's center.)
*January 24, 2011*

**Math**

5x + 4(x + 3) = 66
*January 23, 2011*

**Math**

A cable TV company charges $24.95 per month for basic service and $6.95 per month for each premium channel. Ryans monthly bill is $45.80. How many premium channels does he receive What would be the algebra expression?
*January 23, 2011*

**Math**

how would I write it in algebra?
*January 23, 2011*

**Math**

Mrs.Miller travels 60 mi round-trip to work.She workds 5 days a week. Her car gets about 25 mi/gal of gasoline.. About how many gallons of gasoline does MrsMillers car use during her weekly commute?
*January 23, 2011*

**spelling 2nd grade**

Tonya went to the store and bought a FOOTBALL. Tonya's sister loves to play OUTSIDE. No! I will give it to the best STUDENT, Tonya said. ect. ect.
*January 23, 2011*

**spelling 2nd grade**

Tonya went to the store and bought a FOOTBALL. Tonya's sister loves to play OUTSIDE. No! I will give it to the best STUDENT. ect. ect.
*January 23, 2011*

**Physics**

A cart on a surface with a coefficient of friction of 0.20 is attached to an overhanging weight with a frictionless pulley. The cart has a mass of 2.5 kg while the overhanging weight has a mass of 1.0 kg. What is the acceleration of the cart? What is the tension in the cord ...
*January 21, 2011*

**Physics**

Two Dimensional Projectile Question: Determine the height reached by a baseball if it is released with a velocity of 17.0 m/s [at an angle of 20 degrees]
*January 21, 2011*

**Science**

What amount of Magnesium Metal is needed to produce 1500.0 L og hydrogen gas?
*January 20, 2011*

**Physics**

Two charged particles exert an electrostatic force of 27 N on each other. What will the magnitude of the force be if the distance between the two charges is increased to three times the original distance?
*January 17, 2011*

**Physics**

Two charged particles exert an electrostatic force of 27 N on each other. What will the magnitude of the force be if the distance between the two charges is increased to three times the original distance?
*January 17, 2011*

**geometry**

a square has a diagonal measurement of 8 radical 2 inches. calculate its perimeter.
*January 17, 2011*

**English**

It starts with an interesting situation. Fifteen-year-old Valerie's mother announces that she is gay and is moving in with her girlfriend. Valerie's father is then transferred to the palace of a foreign country where, of course, there is a handsome prince. ~ Is this ...
*January 17, 2011*

**English**

it says i need a thesis statement ? ( Topic Sentence )
*January 17, 2011*

**English**

i have to write a character sketch essay on the protagonist OR antagonist for the book Royally Jacked & i picked Valerie Winslow && i need a thesis Statement for it ? And its due in a day ! and i need help Please Help Me . ~ Thank You .
*January 17, 2011*

**physics**

Diego pulls a 4.5 kg sled across level snow with a force, F, of 200 N on a rope that is 35.0° above the horizontal. If the sled moves a distance of 67.5 m, how much work does Diego do?
*January 17, 2011*

**physics**

A lawn roller is pushed across a lawn by a force of 127 N along the direction of the handle, which is 22.5° above the horizontal. If 64.3 W of power is developed for 90.0 s, what distance is the roller pushed?
*January 17, 2011*

**Physics**

Sorry Train A is sidetracked onto Train B's train track, which is 100 m ahead of Train A**
*January 14, 2011*

**Physics**

Some how TRAIN A travelling at 36 m/s, is accidentally sidetracked onto the train track for TRAIN A. The TRAIN A engineer spots TRAIN A 100 m ahead on the same track and travelling in the same direction. The engineer jams on the brakes and slows TRAIN B at a rate of 3m/s^2. ...
*January 14, 2011*

**Physics**

An arrow directed at a stationary target is shot at an angle of [E 25 N]. The arrow hits the intended target at the same height from which it was launched, 3.0 s later. a) Determine the distance from the archer to the target. b) At what angle should the arrow be directed in to...
*January 13, 2011*

**calculus**

If f(x) = x + 9 and h(x) = 5x - 3, find a function g such that g of f = h.
*January 13, 2011*

**Math**

what is the best measure of central tendency? Explain
*January 11, 2011*

**History**

what was the Freedonian Rebellion?
*January 10, 2011*

**History**

Define physical region and give 3 examples
*January 10, 2011*

**math**

Thank you!
*January 10, 2011*

**math**

I'm not sure, the question doesn't say anything about that specifically, but I'm guessing it's annually?
*January 10, 2011*

**math**

Sam invested $5000 in a GIC earning 8% compound interest per year. The interest gets added to the amount invested, so the next year Sam gets interest on the interest already earned as well as on the original amount. How much will Sam's investment be worth at the end of 10 ...
*January 10, 2011*

**Math**

A. Positive?
*January 9, 2011*

**Math**

the product (-3)(5)(-8)(15) is: A.Positive B. Negative C. Zero D.Not here
*January 9, 2011*

**Math**

define the variable, write the equation, solve and label. Central middle school sold 50 tickits for one night of the shcool play. Student tickets sold for $2 each and adult tickets sold for $3 each. They took in $135. How many of each type of ticket did they sell?
*January 9, 2011*

**calculus**

Find the area and dimensions of the largest rectangle (with sides parallel to the coordinate axes) that can be inscribed i nthe region enclosed by the graphs of f(x)=18-x^2 and g(x)=2x^2-9.
*January 6, 2011*

**calculus**

You are designing a rectangular poster to contain 256 in2 of printing with a 3-in. margin at the top and bottom and a 2-in. margin at each side. What overall dimensions will minimize the amount of paper used?
*January 6, 2011*

**3rd grade Math**

you stupid
*January 6, 2011*

**choir**

i want to become a r&b singer
*January 5, 2011*

**Math**

I already posted this, but wanted to say that I have the answers and it is 1.68 is less than or equal to x is less than or equal to 9.10 Cone Problem Beginning with a circular piece of paper with a 4- inch radius, as shown in (a), cut out a sector with an arc of length x. Join...
*January 3, 2011*

**math**

magine you want to make a 2cm by 2.5cm copy of the original photo . what percent should you use?
*January 3, 2011*

**Math**

Cone Problem Beginning with a circular piece of paper with a 4- inch radius, as shown in (a), cut out a sector with an arc of length x. Join the two radial edges of the remaining portion of the paper to form a cone with radius r and height h, as shown in (b). What length of ...
*January 2, 2011*

**11th grade**

how far will 350 j raise a 7 kg mass
*December 13, 2010*

**physics**

how far will 350 j raise a 7 kg mass?
*December 13, 2010*

**physicss**

The question states: A 5.2 kg box is on a frictionless 36 degree slope and is connected via a massless string over a massless, frictionless pulley to a hanging 2.1 kg weight. What is the tension in the string if the 5.2 kg box is held in place, so that it cannot move? I summed...
*December 9, 2010*

**ALgebra word problem**

what number*
*December 8, 2010*

**ALgebra word problem**

x is 6 more than z ther product is the number? i just re-wrote it with letters... witch letter is it that needs to be solved?
*December 8, 2010*

**Math **

25 1/2 1/3 60 left +25 ____ 85 +1/2 ____ 122.50 +1/3 ______ 163.33 not sure if it is right but i sure if highley possoble:) double check it.
*December 8, 2010*

**CHemistry**

What is the [OH-] of a saturated solution of Zn(OH)2? Ksp=1.8 x 10^-14. i'm just confused on how to start this problem i don't want the answer just the steps how to get there please
*December 8, 2010*

**Chemistry**

Solid Nal is slowly added to a solution that is .0040 M in Cu^+. Calculate the [I-] when CuI just begins to precipitate from the solution.
*December 8, 2010*

**Chemistry**

My teacher uses the online homework ARIS and the question is write the balanced equation of Mn3(PO4)2: i have enter the answer Mn3(PO4)2 (s) =3Mn^2+(aq) + 2(PO4)^3-(aq)
*December 8, 2010*

**Chemistry**

Hydrochloric acid reacts with Magnesium to form Magnesium Chloride and Hydrogen gas. deltaH= -442kJ If 15mL of 1.0M HCl reacts with .3g of Mg, how many L of H2 are produced? How much heat is produced?
*December 8, 2010*

**language**

okay i read the book Royally Jacked for english and i had to return the book and i need to finsh my book report ASAP ! i need to know 20 vocab words used in the book , venn diagram , plot diagram , summary 3-10 ! and i cant FAIL . so can you please help me and its also due in ...
*December 5, 2010*

**U.S. History**

Where was the greatest single American loss in the war? Charleston ?
*December 5, 2010*

**11th grade**

what is the velocity of a boat traveling 60 km in 2 hours?
*December 4, 2010*

**advanced math**

abd+ntv/783bkm=x+B+C/DFG2*gh/32bkm solve for B could someone explane to he how to do this? i am so very confused.
*December 3, 2010*

**Math**

While standing at the left corner of the schoolyard in front of her school, Suzie estimates that the front face is 8.9 m wide, and 4.7 m high. From her position, Suzie is 12.0 m from the base of the right exterior wall. She determines that the left and right exterior walls ...
*December 3, 2010*

**advanced math**

a=x+B+C/DFG2*gh/32 solve for b please help???
*December 2, 2010*

**Spanish 2**

type it in google translator
*December 2, 2010*

**Algebra**

y=mx+b solve for x
*December 1, 2010*

**PHYSICS**

A .01kg bullet traveling at 800m/s hits a disk with a radius of R=.1m at R/2 and leaves with a speed of 400m/s. what is the angular speed of the disk right after? (omega) I used conservation of momentum and the rotational inertia for a disk and found omega to be 8rad/s. Is ...
*November 30, 2010*

**physics**

A .01kg bullet traveling at 800m/s hits a disk with a radius of R=.1m at R/2 and leaves with a speed of 400m/s. what is the angular speed of the disk right after? (omega) I used conservation of momentum and the rotational inertia for a disk and found omega to be 8rad/s. Am I ...
*November 30, 2010*

**Chem**

1.105*10^-3 g that's the final answer
*November 29, 2010*

**Chem**

ksp = [Ca][C2O4] 2.3*10^(-9) = x^ 4.8*10^-5 = x now sub that in as C in n = cv then convert that answer to mass (m = n*Mm) and thats the final answer
*November 29, 2010*

**Statistics**

Please help me understand this question. Can a hypothesis test yield a statistically significant (say p<=0.05), yet practically meaningless result? Give an example of how this might happen.
*November 21, 2010*

**Statistics/2nd post**

How is the p-value of a hypothesis test related to type I and type II error?
*November 21, 2010*

**statistics**

How is the p-value of a hypothesis test related to type I and type II error?
*November 20, 2010*

**Math**

Is it possible to make a rectangle with a perimeter of 24 and an area of 32, and what would it look like?
*November 17, 2010*

**9th grade**

how do you do linear functions?...for ex.xy=6..whats the answer?
*November 15, 2010*

**Physics**

A boy pushes his friend across a skating rink. Since the frictional forces are very small, the force exerted by the boy on his friend's back is the only significant forece acting on the friend in the horizontal direction. Is the change in kinetic energy of the friend ...
*November 14, 2010*

**english**

thanks
*November 11, 2010*

**english**

what are are the characters names in royally jacked by Niki Burnham
*November 11, 2010*

**Physics**

A cart initially at rest on a horizontal floor requires a 365N horizontal force to set it in motion. We know that the coefficient of static friction is 0.64. What is the mass of the cart?
*November 9, 2010*

**physics**

problem says that a cannon ball is fired at a 30 degree angle off a 10 meter high wall at 80 m/s. Use work and energy to find it's impact speed. I worked out this out with the equation: (1/2)(mass)(initial velocity)^2 + mgy = (1/2)(mass) (final velocity)^2 + mg(y final) i ...
*November 9, 2010*

**physics**

A hydraulic lift has two connected pistons with cross-sectional areas 5 cm2 and 350 cm2. It is filled with oil of density 740 kg/m3. a) What mass must be placed on the small piston to support a car of mass 1400 kg at equal fluid levels? 20 OK HELP: The pressure is constant at ...
*November 7, 2010*

**PHYSICS HELP**

The maximum lift force on a bat is proportional to the square of its flying speed v. For the hoary bat (Lasiurus cinereus), the magnitude of the lift force is given by FL (0.021 N·s2/m2)v2 The bat can fly in a horizontal circle by "banking" its wings at an ...
*November 4, 2010*

**Physics**

How do I know v^2? for a)
*November 4, 2010*

**Physics**

The maximum lift force on a bat is proportional to the square of its flying speed v. For the hoary bat (Lasiurus cinereus), the magnitude of the lift force is given by FL (0.021 N·s2/m2)v2 The bat can fly in a horizontal circle by "banking" its wings at an ...
*November 4, 2010*

**physics please hep**

Suppose that the graph of force vs. time for a very unusual spring has only straight lines. The cart hits the spring at t = 3.00 s, so force F = 0 up to that point. Then, after t = 3.00 s, the force increases linearly until it reaches a maximum at Fmax = 6.74 N at time t = 3....
*November 1, 2010*

**Math**

log base 2 (3r+5)= 5
*November 1, 2010*

**Math**

the 2 is the base...sorry!
*November 1, 2010*

**Math**

I don't understand how to solve equations with logarithms very well...can you help please? here is one im stuck on: log (3r+5)= 5 2 Thanks!!
*November 1, 2010*

**math**

But what is the work
*November 1, 2010*

**math**

If a circle is divided into 12 equal parts what is the degree measure for each of the 12 angles formed
*November 1, 2010*

**math**

What do they call bowling in hawaii
*October 29, 2010*

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