Monday

March 30, 2015

March 30, 2015

Total # Posts: 1,169

**pre algebra**

What is the answer to (-6t^4)(4t^2m^7
*November 14, 2011*

**Calculus**

A box is constructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $2 per square foot and the metal for the sides costs $7 per square foot. Find the dimensions that minimize cost if the box has a volume of 30 cubic feet. ...
*November 13, 2011*

**Physics**

A 2.9-kg 12-cm-radius cylinder, initially at rest, is free to rotate about the axis of the cylinder. A rope of negligible mass is wrapped around it and pulled with a force of 20 N. (a) Find the magnitude of the torque exerted by the rope. (b) Find the angular acceleration of ...
*November 9, 2011*

**algebraic expressions**

there are 24 students in a science class. Mr. Sato will give each pair of students 3 magnets. So far, Mr. Sato has given 9 pairs of students their 3 magnets. homw many more magents does Mr. Sato need so that each pair of students has excatly 3 magnets.
*November 8, 2011*

**Algebra**

Solve 2.3 = -y/2 How do I solve this?
*November 8, 2011*

**Geography**

Other people or other countries
*November 2, 2011*

**Geography**

What would some consequences be if latin america legalized marijuana for recreational use?
*November 2, 2011*

**Culture**

What are some reasons why some people would belive that the Day of the dead celebration is wrong?
*November 1, 2011*

**MATH**

i am in 4th grade doing my sisters homework dont ask why but i need help on this question. -- Explain why the cost of an item discounted 20% can be calculated by multiplying the original price by 0.8
*October 30, 2011*

**physics**

What acceleration will you give to a 24.2 kg box if you push it horizontally with a net force of 82.0 N?
*October 30, 2011*

**Physics**

A simple Atwood's machine uses two masses, m1 and m2. Starting from rest, the speed of the two masses is 7.0 m/s at the end of 7.0 s. At that instant, the kinetic energy of the system is 60 J and each mass has moved a distance of 24.5 m. Determine the values of m1 and m2.
*October 26, 2011*

**math**

4=2/9(4y-2)
*October 23, 2011*

**Biology **

An individual can be a carrier for a particular disease yet not have the disease because the disease is recessive. That means to have the disease you need to carry both of the recessive genes of the disease (rr) and to get both the recessive genes your parents need to each be ...
*October 22, 2011*

**Physics**

The heating element of a simple heater consists of a 2.2m--long, 0.70mm--diameter nichrome wire. When plugged into a 120 V outlet, the heater draws 7.5 A of current when hot. I found that the wire's resistance when it was hot was 16 ohms. Now using this answer of 16 ohms ...
*October 21, 2011*

**math**

linear equations
*October 20, 2011*

**Physics**

A tether ball of mass 0.25 kg is attached to a vertical pole by a cord 1.4 m long. Assume the cord attaches to the center of the ball. The cord makes an angle of 20° with the vertical. (a) What is the tension in the cord? (b) What is the speed of the ball?
*October 12, 2011*

**Physics**

A 4.6-kg block slides down an inclined plane that makes an angle of 26° with the horizontal. Starting from rest, the block slides a distance of 2.6 m in 4.9 s. Find the coefficient of kinetic friction between the block and plane.
*October 12, 2011*

**Science**

what is wrong with teachers now days
*October 11, 2011*

**teacher aide**

Name and provide the website address of the National OHS organisation. Visit their website and download a piece of information relevant to your workplace. Please help thanks for your time!
*October 7, 2011*

**Physics**

What force must be exerted on block A in order for block b not to fall. The coefficient of static friction between block A and B is 0.55, and the horizontal surface is frictionless. A= 100kg and B=10kg A is on the horizontal surface and B is attached to A.
*October 3, 2011*

**Phsics**

What force must be exerted on block A in order for block b not to fall. The coefficient of static friction between block A and B is 0.55, and the horizontal surface is frictionless. A= 100kg and B=10kg A is on the horizontal surface and B is attached to A.
*October 3, 2011*

**Physics**

A= 100kg and B=10kg A is on the surface and B is attached to A.
*October 3, 2011*

**Physics**

What force must be exerted on block A in order for block b not to fall. The coefficient of static friction between block A and B is 0.55, and the horizontal surface is frictionless.
*October 3, 2011*

**chemistry**

CH4 + 2O2 = CO2 + 2H2O Starting with 13.6 g of CH4, calculate the mass in grams of CO2 produced if there is enough O2 gas to react with all of the CH4
*October 3, 2011*

**History**

How does syncretism relate to religious beliefs?
*September 30, 2011*

**Physics**

A ball launched from ground level lands 2.7 s later on a level field 50 m away from the launch point. Find the magnitude of the initial velocity vector and the angle it is above the horizontal. (Ignore any effects due to air resistance.) A. Find the magnitude m/s B. Find the ...
*September 28, 2011*

**physics**

A spring has a force constant of 50 N/m. The spring is compressed by 0.4 m. How much energy has the spring stored?
*September 27, 2011*

**Maths**

Nathan has a bag of marbles. Half of them are blue.Eight are red & a sixth of them are cat's eyes. How many marbles are in Nathan's bag?
*September 26, 2011*

**Math**

`How do you round to the nearest 10's,100's and 1,000's place with 4-digit numbers
*September 21, 2011*

**Math**

y+19=9
*September 21, 2011*

**4th grade math**

8642
*September 21, 2011*

**4th grade math**

8,642
*September 21, 2011*

**lit**

Is this right? My friend jumped off the diving board and shouted "look out below!"
*September 20, 2011*

**english**

When Marcos walked into the room, we turned on the lights and yelled "Happy birthday!"
*September 16, 2011*

**physics**

i do not understand that formula bob i got 0.317 what do you get cause mine is wrong
*September 15, 2011*

**physics**

An airport has runways only 142 m long. Asmall plane must reach a ground speed of 45 m/s before it can become airborne. What average acceleration must the plane’s engines provide if it is to take off safely from its airport?Answer in units of m/s2.
*September 15, 2011*

**Culture**

Thank you. Why would someone tell another person that they are a cultural relativist?
*September 15, 2011*

**Culture**

Is cultural relativism the same as cultural relativist because when I google search cultural relativist nothing comes up but when I do it the other way there is alot of info.
*September 15, 2011*

**writing goals**

how can i achieve my writing goal which is to be more descriptive in my writing can u give me some ideas to achieve this goal?
*September 14, 2011*

**physics**

The left ventricle of the heart accelerates blood from rest to a velocity of +26 cm/s. Assume the displacement of the blood is linear and is +2.0 cm c) Determine the acceleration of the blood in cm/s2. d) How much time does blood take to reach its final velocity?
*September 13, 2011*

**geometry**

THANKS!!! I get it!!!!
*September 8, 2011*

**geometry**

if n is a prime number than n +1 is not . True or false
*September 8, 2011*

**geography**

What is an example of prisoners of geography from a latin america country?
*September 8, 2011*

**geography**

what is meant by the term prisoner of geography?
*September 8, 2011*

**Intermediate Algebra**

The area of a rectangular athletic field is represented by the expression 12y^3+48y^2+24y square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense "length times width" ) of the athletic field. Include correct units with ...
*September 6, 2011*

**Physics**

If you have swam one lap in a swimming pool, that means you have swam from one end to the other and back. In 1.5 h, a swimmer makes exactly 83 laps in a swimming pool that is 27 m long. Determine the distance the swimmer traveled, the total displacement of the swimmer, the ...
*September 2, 2011*

**geometry**

A square has a side length of 2.3 feet. what is the area of the square?
*August 31, 2011*

**education support**

Access and identify the following information relevant to the job role of education support worker in relation to working with diversity in the education environment: legislation,policies, any other relevant quidelines Please help,thanks very much
*August 30, 2011*

**education support**

what communication strategies would you use to support the child who distress and crying by himself> provide an example for each strategy? I need help pls
*August 27, 2011*

**History Ms. Sue**

I saw that one too, but we can't use anything from wikipedia.
*August 25, 2011*

**History Ms. Sue**

I was wondering if you knew of an article recent or old (doesn't matter) about two countries that are in conflict over the production of timber. Thank you.. I'm having trouble finding one.
*August 25, 2011*

**physics**

A mass of 5.25-kg was dropped from a height of 31 m. How much time does it take for the mass to reach the ground?
*August 25, 2011*

**Education support**

oh thanks so much SraJMcGin, it very helpful, but just want to explaining into simply words, but i can't Pls help
*August 21, 2011*

**Education support**

I need help pls? Could someone help me with Dispute Grievance Resolution Procedures in school? thanks
*August 21, 2011*

**Early childhood education**

Yes i agree.
*August 14, 2011*

**spanish**

what does ¿por qué todas las chicas preguntan si sabes mean
*August 4, 2011*

**Anatomy**

The tricuspid valve is closed: A. during the rapid filling of the ventricles B. when the mitral valve is closed C. while the atria are contracting D. during the ejection of blood from the ventricles I think the answer is A but not completely sure.
*July 28, 2011*

**physics**

Find the value of the magnetic field necessary to cause a proton moving at a speed of 2.50 ×10^3 m/s to go into a circular orbit of 15.5-cm radius. An electron has an energy of 100 eV as it enters a magnetic field of 3.50 × 10−2 T. Find the radius of the ...
*July 24, 2011*

**English**

Sorry. I think it might be a cliche?
*July 16, 2011*

**English**

"Beauty if only skin deep" is an example of ? A. personification. B. hyperbole. C. a generalization. D. a cliche
*July 16, 2011*

**physics**

How long will it take an echo to return across a canyon that is 61.0 m from one side to the other if the temperature is 25 C?
*July 12, 2011*

**ACC 105**

Employee Form W-2 Information Roach, Kelly Volpe, Ralph Myer, Randi Ford, Kenneth Carmen, Chrissy Zuber, Hal 1. Wages, tips, other compensation 2. Federal income tax withheld 3. Social security wages 4. Social security taxes withheld 5. Medicare wages and tips 6. Medicare tax...
*July 7, 2011*

**chemistry**

give the full, ionic and net equations for the reaction (if any) that occurs when aqueous soulutions of Na2CO3 and MgCl2 are mixed.
*July 4, 2011*

**physics**

A parachute reaches terminal velocity. F drag Fg=850N what is the value of F drag? What is the net force? What is the acceleration? Are the forces balanced or unbalanced?
*June 29, 2011*

**english**

If you could create a time capsule. what valuable things or memories would you put in it? Note you won't open it for 10 years
*June 15, 2011*

**Science**

how would you make 1 molar solution using 4 molar solution and pure water?
*June 9, 2011*

**MATH**

I NEED HELP WITH FINDING THE FORMULA FOR PROBLEMS DEALING WITH RADIUS AND DIAMETER. The radius is 12 in and the diameter is 4 in.
*June 5, 2011*

**math**

i need help with finding out what formula do you use to find the B= area of base. I need to know also how to multiply by height. ( B= L.W B=9.9) WHAT COMES NEXT 5FT IS THE HEIGHT.
*June 5, 2011*

**excel graphing**

Thank you so much i think i've got it
*May 31, 2011*

**excel graphing**

In cell E18, use an appropriate formula to calculate the grand total of column E. Format the result in the Currency style. In column F (cell ranges F5:F16), use an appropriate formula to calculate the percentage of the grand total for each type of office supply. Format the ...
*May 31, 2011*

** F6:F16 **

the answer they gave me was 14% and i am suppose to figure out the formula but i still cant i did 2.99/521.07< which is the grand total at the end of column f16 i still did not get 14
*May 31, 2011*

**excel graphing**

Im trying to find the percent of a grand total. Total cost 74.75,cost/unit 2.99, number of units 25 I'm still dont understand how to get the percent ive tried everything i divided 2.99/74.85 and got 4% but the answer is 14% they give you the answer but i have to show the ...
*May 31, 2011*

**excel graphing**

In column F (cell ranges F5:F16), use an appropriate formula to calculate the percentage of the grand total for each type of office supply. Format the results in the Percentage style. If necessary, decrease the decimal places to round the results to the nearest whole percent. ...
*May 31, 2011*

**social studies**

I still kinda dont get it.
*May 26, 2011*

**social studies**

TRUE OR FALSE:are river valleys, basins, and coastal plains of east asia among the most sparsely populated places on earth?
*May 26, 2011*

**please help**

Thank you
*May 26, 2011*

**excel graphing **

sorry*
*May 26, 2011*

**please help**

In cell D21, type the formula to calculate the % change from January to February. That formula is: =(J18-E18)/ABS(E18). Format the result in the Percentage style and decrease the decimal places if necessary to round the result to the nearest whole percent (569.46-521.07)/abs(...
*May 26, 2011*

**excel graphing**

In cell D21, type the formula to calculate the % change from January to February. That formula is: =(J18-E18)/ABS(E18). Format the result in the Percentage style and decrease the decimal places if necessary to round the result to the nearest whole percent (569.46-521.07)/abs(...
*May 25, 2011*

** 11th grade-math**

help me Use the Quadratic Formula to solve N2=6n
*May 24, 2011*

**excel graphing**

im still confused what would abs be?
*May 24, 2011*

**excel graphing**

In cell D21, type the formula to calculate the % change from January to February. That formula is: =(J18-E18)/ABS(E18). Format the result in the Percentage style and decrease the decimal places if necessary to round the result to the nearest whole percent (569.46-521.07)/abs(...
*May 24, 2011*

**Spanish 7th grade-Could someone help me, please?**

Yah dude your right it literally says "the day of the saint" what it means in Mexico, is that it derived from the Catholic Church, you did not celebrate your birth date, but your saint's day. You were given the name of a saint or the name of the saint that was ...
*May 23, 2011*

**Geometry**

Suppose a chord of a circle is 32 millimeters long and is 12 millimeters from the center of the circle. What is the circumference of the circle? btw.. thx fer yall tht answer these, aprichiate it. yall are fricken wizards.
*May 23, 2011*

**Geometry**

A wheel has a radius of 1 foot. to the nearest foot, how far will the wheel travel in 50 revolutions?
*May 23, 2011*

**algebra 2**

93log3.1+65
*May 23, 2011*

**computers**

The process of using or controlling two or more windows at a time is known as A. stacking. B. threading. C. hyperthreading. D. multitasking. i chose d
*May 22, 2011*

**chemistry**

Calculate the equilibrium constant for 2CH3OH(l)+3O2(g)->2CO2(g)+4H2O(l) by using standard reduction potentials?
*May 18, 2011*

**math**

At the beginning of the week, a particular stock sold for 29 3/8 per share. At the end of the same week it sold for 31 2/8. What was the amount of increase per share? A. 2 3/8 B. 2 1/8 C. 1 7/8 D. 2 5/8 can someone please help me i'm not good at fractions i chose c but im ...
*May 16, 2011*

**math**

Thank you so much
*May 16, 2011*

**math**

If you borrow $1,700 at 7% simple interest, how much interest will you pay? A. $1819 B. $119 C. $7.00 D. $120 I got b but im not sure
*May 16, 2011*

**math**

Thank you!
*May 14, 2011*

**math**

If you borrow $1,700 at 7% simple interest, how much interest will you pay? A. $7.00 B. $120 C. $119 D. $1819 1,700x0.07 i chose c but i wanted to make sure
*May 14, 2011*

**English**

Is conformity as much a problem in the twenty first century as it was in the nineteenth century....
*May 10, 2011*

**child care**

True or False: Open-ended questions require few decision-making skills
*May 10, 2011*

**History**

I have done research and cant really figure out what was significant about the Third.
*May 6, 2011*

**History**

What was significant about the Third Aliyah?
*May 6, 2011*

**History**

In what ways will climate change impact global society? Have to write a 4-5 page paper on this I am just needing some ideas. Thanks!
*May 5, 2011*

**constitution**

the police must have a __________ to search a person or his or her property
*May 4, 2011*

**Physics**

A uniform 22 kg door that is 2.5 m high by 0.80 m wide is hung from two hinges that are 20 cm from the top and 20 cm from the bottom. If each hinge supports half the weight of the door, find the magnitude and direction of the horizontal components of the forces exerted by the ...
*April 29, 2011*

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