Wednesday

December 17, 2014

December 17, 2014

Total # Posts: 223

**math year 3**

identify the vertex and axis of symmetry y=2x^2-28x+91
*December 11, 2010*

**Statistics**

Given a population with a normal distribution, a mean of 100, and a standard deviation of 1, what value has an area of .1234 to its right?
*December 9, 2010*

**statistics**

E=CV(SD/square root of n) E=1.96(70/square root of 20) E=6.86 mean-e<mean<mean+e 350 - 6.86 < 350 < 350 + 6.86 343.14 < mean < 356.86 I think that is right
*December 8, 2010*

**Physics**

What minimum coefficient of friction between the tires and the road will allow a 3700 kg truck to navigate an unbanked curve of radius 25 m at a speed of 45 km/h? My answer: Fnet=ma Ff=m(v2)/r) Ff=(3700)(452/25) Ff=(3700)(2025/25) Ff=(3700)(81) Ff=299700 Frictional force Ff=Fn...
*November 19, 2010*

** chemistry**

How many moles of solute are contained in a 150ml solution of a 0.25 M NaNO3 solution?
*November 4, 2010*

**history**

Heather bought a ten-year maturity corporate bond when it was issued for $1,000. The bond has an annual interest rate of seven percent and pays interest semi-annually. How much does she receive every six months?
*November 4, 2010*

**math**

3x + 4 = 5x - 7
*November 4, 2010*

**Physics**

In an accidental explosion, a satellite breaks in half while in circular orbit about earth. One half is brought momentarily to rest. What is the fate of the half brought to rest? What happens to the other half?
*October 20, 2010*

**physics**

A skier of mass 75.0 kg is pulled up a slope by a motor-driven cable. How much work is required to pull the skier 60.0 m up a 35° slope (assumed to be frictionless) at a constant speed of 2.0 m/s?
*October 19, 2010*

**physics**

A 89.0 N grocery cart is pushed 13.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?
*October 19, 2010*

**ITT**

In an accidental explosion, a satellite breaks in half while in circular orbit about earth. one half is brought momentarily to rest. what is the fate of the half brought to rest? what happens to the other half?
*October 19, 2010*

**Managerial Econmics**

Q4: Ch 5 (10%) In terms of the consumer theory set forth in this chapter, can you explain the meaning of the following statements? a. “I think you get more for your money from Nike than from Reebok.” b. “I wanted to buy a Boxster rather than a Malibu, but it ...
*October 10, 2010*

**Math **

Find the quotient function f/g for f(x)=sqr(x+1) and g(x)= sqr( x-1). My Answer: sqr(x+1)/sqr( x-1) sqr(x^2-1)/ (x-1) However, I also have to state the restrictions to the domain and range, which I do not know how to do. Could someone please help me? Thanks.
*September 23, 2010*

**Math**

Find the quotient function f/g for f(x)=sqr(x+1) and g(x)= sqr( x-1). My Answer: sqr(x+1)/sqr( x-1) sqr(x^2-1)/ (x-1) However, I also have to state the restrictions to the domain and range, which I do not know how to do. Could someone please help me? Thanks.
*September 23, 2010*

**Math **

Thanks!
*September 8, 2010*

**Math **

Find the value of the following. 10^(-10log3) The log exponent is confusing me. Could someone please help me? Thanks.
*September 8, 2010*

**Math**

Find the value of the following. 10^(-10log3) The log exponent is confusing me. Could someone please help me? Thanks.
*September 8, 2010*

**math**

1.binomial 2.degree of monomial 3.monomial 4.perfect-square trinomial 5.standard form of polynomial A.a polynomial with two terms B.a polynomial in which the terms decrease in degree from left to right and there are no like terms C.a polynomial whith two identical binomal ...
*May 12, 2010*

**math**

answer for (y+4)(5y-8)
*May 12, 2010*

**Accounting**

If the owner of a business invests personal funds into the business, will it be a credit to his drawings? For example,if the owner had drawings of $5000 and then he invested $2000 of his personal funds into the business, would the drawings account then be $3000? Thanks.
*April 27, 2010*

**Accounting**

If the owner of a business invests personal funds into the business, will it be a credit to his drawings? For example,if the owner had drawings of $5000 and then he invested $2000 of his personal funds into the business, would the drawings account then be $3000? Thanks.
*April 27, 2010*

**geometry**

find x 40x+50=150
*April 27, 2010*

**math **

Here is the question I have to answer. Find the area of the specified figure. Show how you can use the formula for area to find the answer. I know you can't see the graph but can you direct me in the right direction of solving these. I don't know if there a formula you...
*April 4, 2010*

**algebra**

The function H described by H(x) =2.75x+71.48 can be used to predict the height, in centimeters, of a woman whose humerus (the bone from elbow to the shoulder) is x cm long. Predict the height of a woman whose humerus is 32 cm long.
*March 11, 2010*

**algebra**

i need 2007, 2008 and what will for 11,160 gun deaths
*March 11, 2010*

**algebra**

The equation y =-1777+27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is, x=0 corresponds to 2000, x=2 corresponds to 2002, X=6 corresponds to 2006, and so. Predict the number of gun deaths in 2006 and 2007. In what year ...
*March 11, 2010*

**algebra**

On three consecutive passes, a football team gains 6 yards, loses 36 yards, and gains 16 yards. What number represents the total net yardage?
*March 11, 2010*

**algebra**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 Miles per hour and train B is traveling at 88 miles per hour. Train A passes a station at 1:20 am A.M. If train B passes the same station at 1:35 A.M., at what time will train B ...
*March 10, 2010*

**math**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 Miles per hour and train B is traveling at 88 miles per hour. Train A passes a station at 1:20 am A.M. If train B passes the same station at 1:35 A.M., at what time will train B ...
*March 10, 2010*

**college**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 Miles per hour and train B is traveling at 88 miles per hour. Train A passes a station at 1:20 am A.M. If train B passes the same station at 1:35 A.M., at what time will train B ...
*March 10, 2010*

**college**

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 80 Miles per hour and train B is traveling at 88 miles per hour. Train A passes a station at 1:20 am A.M. If train B passes the same station at 1:35 A.M., at what time will train B ...
*March 10, 2010*

**math**

Ed, Ethan and Nathan are playing a game. Ed has won11 rounds, Ethan has won 8 rounds, and Nathan has won 1 round. Write the relative frequency of Ed not winning a round as a percent. 45%? Is my Answer correct?
*March 9, 2010*

**systems word problems**

the sum of two numbers is 11. their product is 30. find the numbers. answer 5,6 represent the unknown by variables using let statements, translate into equationsusing variables. combine hem using substitution or elimination. answer the question by solvingand substituting state...
*March 1, 2010*

**math**

us proportions, then cross multiply: 5/7 = 14/x 5*x = 7*14 5x = 98 5x/5 = 98/5 x = 19.6 inches in length
*January 25, 2010*

**math**

I have three packages whose total weight is 60 kg. If the two heaviest packages weigh 50 kg together, and the two lightest weigh 25 kg together, what is the weight, in kg, of the heaviest package?
*January 25, 2010*

**Math**

What is the FCIA tax (assuming a 7.05% rate) on a weekly paycheck of $398.00? What is the sales tax of 5% on a purchase of $6.71? What is the property tax of 1.6% on property assessed at $60,000? Please help i am very stuck on these!!!!
*January 12, 2010*

**Bible Fill In The Blank**

1. God can use suffering to cause us to ? spiritually and to bring ? to Himself. I Think the first one is "grow". I'm not sure about the other one. I'm Not Sure For Numbers 2-4 (Below). Please Help Me! 2. Ethical, doctrinal, numerical, and factual variances ...
*January 11, 2010*

**Chem**

Write a balanced equation for the following reduction-oxidation reaction. SO3–2 + MnO4–SO42– + Mn2+ __SO32–(aq) + ___MnO4–(aq) + ___H+(aq)--> ___SO42–(aq) + ___Mn2+(aq) + ___H2O(l) I have no idea how to do this type of problem, care to explain?
*January 10, 2010*

**History**

after reading that i am leaning more towards number 2?
*January 6, 2010*

**History**

Washington's main objective as president of the united states was to: (1) set up a court similar to that of Eurpoean monarchs. (2) establish respect for the office of presidency. (3) keep peace between the northern and southern states. (4) maintain his power and get ...
*January 6, 2010*

**AP Government**

E is definitely not correct.
*December 1, 2009*

**math**

f"(x)=2, f'(2)=5, f(2)=10. solve this differential equation by finding the particular solution. How do you do this?
*December 1, 2009*

**american lit. [[10th grade]]**

idk if it'll help, but try googling spark notes. they usually have some sort of background info on the main characters of the book.
*December 1, 2009*

**Math**

it is a linear equation because there is only one exponent.
*December 1, 2009*

**Physics**

I don't know where to start off.
*November 30, 2009*

**Physics**

A 46.5-cm diameter disk rotates with a constant angular acceleration of 2.4 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (Hint: Remember...
*November 30, 2009*

**Physics**

A race car starts from rest on a circular track of radius 507 m. The car's speed increases at the constant rate of 0.790 m/s2. At the point where the magnitudes of the centripetal and tangential accelerations are equal, find the following. (a) the speed of the race car ...
*November 30, 2009*

**Physics**

Thank you for helping! got the answer correct (:
*November 30, 2009*

**Physics**

A bicycle is turned upside down while its owner repairs a flat tire. A friend spins the other wheel and observes that drops of water fly off tangentially from point A. She measures the heights reached by drops moving vertically (see figure). A drop that breaks loose from the ...
*November 30, 2009*

**Physics**

A car initially traveling at 33.4 m/s undergoes a constant negative acceleration of magnitude 1.80 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m...
*November 28, 2009*

**Physics**

A 46.5-cm diameter disk rotates with a constant angular acceleration of 2.4 rad/s2. It starts from rest at t = 0, and a line drawn from the center of the disk to a point P on the rim of the disk makes an angle of 57.3° with the positive x-axis at this time. (Hint: Remember...
*November 28, 2009*

**Physics**

A car initially traveling at 33.4 m/s undergoes a constant negative acceleration of magnitude 1.80 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m...
*November 28, 2009*

**Physic**

I have a question similar to this but I don't know what you did in each step. Could you plug in all the numbers step by step.
*November 27, 2009*

**History**

Two men who broke with the Catholic Church were John ______? and Martin _____?
*November 16, 2009*

**History**

During the period of the Crusades, warfare between Christians and Muslims lasted nearly ? years 50 300 200 100
*November 16, 2009*

**History**

the first english man to sail around the world was?
*November 16, 2009*

**physics**

inertia
*November 9, 2009*

**Chemistry**

Thank you.
*October 22, 2009*

**Chemistry**

Could some please tell me if I did this problem correctly? Assume that at a given temperature, there is 1 g of CO2 gas in a one liter volume. How much mass of O2 would there be at the same temperature, in the same volume? My answer: Step 1) Find the number of moles of carbon ...
*October 22, 2009*

**9th grade**

Can you help me fine the tone to the poem oranges
*September 6, 2009*

**Econ**

Would the investment demand curve shift right or left: (a) New wireless technology enhances the use of all sorts of electronic equipment, making such equipment more flexible and productive. (b) Federal and state governments, responding to near-record levels of budget deficits...
*July 8, 2009*

**Econ**

NOMINAL GDP ...2000: $1,100 ...2001: $2,050
*June 30, 2009*

**Econ**

(Year 2000, Year 2001) QUANTITY ...Popcorn: (200,250) ....Novels: (50,30) .....Shoes: (8,10) PRICE ...Popcorn: ($1,$2) ....Novels: ($20,$25) .....Shoes: ($100,$80) If 2000 is the base year, what is the real GDP in 2001?
*June 30, 2009*

**criminal justice**

What are effective techniques for interviewing a person within the criminal justice system? How do these techniques affect overall communication within the criminal justice system?
*May 1, 2009*

**Problem solving**

Answer BTW is 88.75
*April 18, 2009*

**Problem solving**

Upon completion of his degree, Michael is hired as a technician at the rate of $900 every two weeks (after taxes). His monthly bills, payable on the first of the month, are:Rent $500, Electricity 80 Gas (heat) 65 Car payment 300 Car insurance 70 Fuel for car 80 Groceries 150 ...
*April 18, 2009*

**Problem solving**

Upon completion of his degree, Michael is hired as a technician at the rate of $900 every two weeks (after taxes). His monthly bills, payable on the first of the month, are: Rent $500 Electricity 80 Gas (heat) 65 Car payment 300 Car insurance 70 Fuel for car 80 Groceries 150 ...
*April 18, 2009*

**Problem Solving**

I was asked the same problem in my class. 88.75 left weekly
*April 18, 2009*

**Plz -- Chem Help**

What I got is a bit different... Can you please check my work? [H+] = 10^-3.39 = 4.074*10^-4 = [C6H4NO2] [HC6H4NO2] = 0.012-4.074*10^-4 = 0.0116 M Ka = [4.074*10^-4]^2/0.0116 = 1.43*10^-5 pKa = -logKa = 4.84
*March 15, 2009*

**prealgerbra**

what is the answer to simplifying this equation: 25a^-2 b^-5 c^8/40 a^5 c^9
*February 28, 2009*

**COLLEGE**

HOW DO YOU PLAN TO SUPPORT YOUR THESIS WITH COMPELLING ARGUMENTS AND COUNTERARGUMENTS? MY THESIS IS HOW TO SAVE PRAYERS IN THE SCHOOL SYSTEMS?
*September 10, 2008*

**COM**

How do you plan to support your thesis with compelling arguments and counterarguments?
*September 10, 2008*

**Math**

My child came home with an assignment on line segments. one of the problems is rs=2x st=3x rt=25 Their teacher told them that the solution is 15. My question is how did they come to this answer ?
*August 20, 2008*

**Algerbra**

Need help, Farmer Billybob is building a fence to keep his prize goats. He wants to make the legth twicw as large as the width. Now, he has 42 yards of fencing to use. What are the dimensions of the fence for his goats?
*July 29, 2008*

**algerbra**

Could I get some help on this one? Hmmm, Ronald got a 12% discount when he bought his new corvette. If the amount of his discount was $6606, then what was the original price of the corvette?
*July 24, 2008*

**Investing**

Economyst Good to hear from you again! Thanks, as always for yor hwlp, you explained this alot better than the book did. Much appreciated! Ed
*July 17, 2008*

**Investing**

If the market is efficient, what happens to the intrinsic value (proper price) and the price at which the market is pricing the stock out at? Why? My ANswer: Won't pricing adjust immediately because the information moves so fast to the analysts? EY
*July 17, 2008*

**investing**

Can some one explain to me the difference between intrinsic value and marlet price? Thanks EY
*July 16, 2008*

**computers**

How does organization culture play a role in the successful reliance on the JAD process to identify and gather business requirements?
*June 7, 2008*

**computers**

tell me what sites i can look at to develop my paper. I need to write a 5 page paper aswering the questions above but i have no idea where to even start.
*May 11, 2008*

**computers**

a) Different types of storage devices are optimal for different situations. Explain what situations are appropriate for the following devices and explain why: Hard disk Floppy disk RAM CD ROM Tape b) Explain the role of each of the following in determining the speed of a ...
*May 11, 2008*

**algebra**

what is the question?
*May 11, 2008*

**hardware**

Why is it recommended to establish a formal evaluation criterion when considering the purchase of hardware for the organization?
*May 11, 2008*

**AP physics**

a small ball of mass .85 kg is attached to one end of a 1 m long massless rod, and the other end of the rod is hung from a pivot. When the resulting pendulum is 25 degrees from teh vertical, what is the magnitude of teh torque about the pivot?
*January 28, 2008*

**physics**

thank you soooooooo much i really appreciate you taking your time to help
*January 28, 2008*

**APphysics**

thank you soooooooooo incredibly much i think i understand now
*January 28, 2008*

**APphysics**

During the launch from a board, a divers angulad speed about her center of mass changes from zero to 5.4 rad/s in 450 ms. Her rotational inertia about her center of mass is 12 kg times m^2. During launch, what was the magnitude of her average angular accerlertation? During the...
*January 28, 2008*

**AP Physics**

A flywheel turns through 46 rev as it slows from an angular speed of 3.1 rad/s to a stop. Assuming a constant angular acceleration, find the time for it to come to rest? What is its angular acceleration (in rad/s^2) ? How much time is required for it to complete the first 23 ...
*January 27, 2008*

**Managerial Economics**

not d
*November 5, 2007*

**chemistry**

AHAWW
*October 20, 2007*

**math**

how do you write an open statement involving an absolute value inequality when all you are given is the graph of the solution?
*September 20, 2007*

**Managerial Economics**

I'm not sure I see the light here....Can the economyst help me super size this?!?!?! Thanks! 2) When McDonald’s Corporation reduced its price of the Big Mac by 75% if customers also purchased french fries and a soft drink, the Wall Street Journal reported that the ...
*August 1, 2007*

**Managerial Economics Question**

1)The Midnight hour, a local nightclub, earned $100,000 in accounting profit last year. This year the owner, who had invested $ 1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return)in the nightclub business? ANSWER: ...
*July 26, 2007*

**Managerial Economics**

2)The manager of All City realtors wants to hire some real estate agents to specialize in selling housing units acquired by the Resolution Trust Commission (RTC) in its attempt to bail out the savings and loan industry. The commission paid by RTC to the company to sell these ...
*July 26, 2007*

**Managerial Econ 2**

2)The manager of All City realtors wants to hire some real estate agents to specialize in selling housing units acquired by the Resolution Trust Commission (RTC) in its attempt to bail out the savings and loan industry. The commission paid by RTC to the company to sell these ...
*July 24, 2007*

**Managerial econ 1**

1)The Midnight hour, a local nightclub, earned $100,000 in accounting profit last year. This year the owner, who had invested $ 1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return)in the nightclub business? ANSWER: ...
*July 24, 2007*

**Economyst re-post**

Looks like the formual dropped the exponents when I posted it, I've fixed that below....does this make any more sense? I'm not sure I have the formulas correct for this problem and I do not know what the labor hours are.... Dimex Company, a sheet-metal mfg., estimates ...
*July 20, 2007*

**Managerial Econ 2**

1)The chief economist for Argus Corporation, a large appliance mfg., estimated the firm’s short-run cost function for vacuum cleaners using an average variable cost function of the form: 3 AVC = a + bQ + cQ Where AVC = dollars per vacuum cleaner and Q = number of vacuum ...
*July 19, 2007*

**Managerial Economics**

I'm not sure I have the formulas correct for this problem and I do not know what the labor hours are.... Dimex Company, a sheet-metal mfg., estimates its long run production function is: 3 3 2 2 Q = -0.015625K L + 10K L where Q is the number of body panels produced daily. ...
*July 19, 2007*

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