Friday

February 24, 2017
Total # Posts: 3,274

**science**

a roller coaster has an average speed of 5.0 m/s. if the roller coaster ride last 40 seconds, what distance does it travel?

*February 9, 2011*

**Math**

No it was a typo sorry

*February 8, 2011*

**Math**

How do you solve for 4y+8=1-5(3y-10)!

*February 8, 2011*

**Chemistry**

Could you break that down a little? I don't completely understand.

*February 7, 2011*

**Chemistry**

Gold can be recovered from sea water by reacting the water with zinc, which is refined from zinc oxide. The zinc displaces the gold in the water. What mass of gold can be recovered if 2.00g of ZnO and an excess of sea water are available? 2ZnO + C -> 2Zn + CO2 2Au^+3 + 3Zn...

*February 7, 2011*

**Chemistry**

The energy used to power one of the Apollo lunar missions was supplied by the following overall reaction: 2N2H4 + (CH3)2N2H2 + 3N2O4 -> 6N2 + 2CO2 + 8H2O For the phase of the lunar module ascended from the surface of the moon, a total of 1200kg N2H4 was available to react ...

*February 6, 2011*

**MATH**

Adam was walking down the stairs at his work one day. Adam began on the top step and had already gone down seven steps when he saw Reanna on the ground floor beginning to come up the stairs. Reanna goes up two steps for every one step Adam goes down. Adam was shocked to see ...

*February 6, 2011*

**Algebra 1**

I agree with Amy.

*February 6, 2011*

**insurance form preparation**

what is a type of insurance policy outling the benefits to be paid for each type of service normally based on the usual and customary rates (UCR) for each community? A. disability insurance B. SSDI C. Free-for-service D. SSI my answer is C. please help!

*February 5, 2011*

**insurance form preparation**

What form should be attached to a CMS-1500 form submitted to a secondary insurance company? A. a copy of the CMS-1500 sent to the primary insurance company. B. An Explanation of Benefits (EOB) C. a copy of the patient's medical treatment record. D. a copy of the patient&#...

*February 5, 2011*

**calculus**

∫[3√3:(2x^2-3x),]

*February 4, 2011*

**Accounting Ethics**

Please, please, please help me I do not understand the material!! This is for a 30 point checkpoint that was due Wednesday. I haven't gotten far because I don't get the stakeholder impact analysis. I got 95% on the appendix B matrix about consequentialism, deontology, ...

*February 4, 2011*

**Accounting Ethics**

Please, please, please help me!! I got 95% on the appendix B matrix about consequentialism, deontology, and virtue ethics. I also understand the 3 approaches to decision making the 5-question, Pastin's and Moral Standards approaches, but do not understand this assignment ...

*February 3, 2011*

**Ethics Accounting**

I got 95% on the appendix B matrix about consequentialism, deontology, and virtue ethics. But do not understand this assignment about stakeholder impact analysis. Can someone please get me started? Describe, in 200 to 300 words, how you might conduct a stakeholder impact ...

*February 3, 2011*

**Business Ethics**

I got 95% on the appendix B matrix about consequentialism, deontology, and virtue ethics. But do not understand this assignment. Describe, in 200 to 300 words, how you might conduct a stakeholder impact analysis of Scenario 1 of Appendix B using each of the stakeholder impact ...

*February 2, 2011*

**Algebra 2**

i am trying to solve the equation. I have to find 2 more roots of the X^4 equation

*January 27, 2011*

**Algebra 2**

my roots are (1+isq.root2)(1-isq.root2) I then used long division: X^4-4X^3+4X^2-9/X^2-X-4 I got the answer X^2-8X+32 with a remander of 119. Where did I go wrong?

*January 27, 2011*

**algebra 2**

2X^4-9X^3+13X^2-X-5=0 Given that one root is 2+i, solve the equation. So far I have it set up like this: 2X^4-9X^3+13X^2-X-5/X^2-4X+5 I don't know how to get the answer, I know that I have to use long division but when I started to try it I kept getting weird answers. ...

*January 27, 2011*

**algebra 2**

2X^4-9X^3+3X^2-X-5=0 Given that one root is 2+i, solve the equation. So far I have it set up like this: 2X^4-9X^3+3X^2-X-5/X^2-4X+5 I don't know how to get the answer, I know that I have to use long division but when I started to try it I kept getting weird answers. Please...

*January 27, 2011*

**Algebra-check me**

pretax bill in first city = $x : Tax = 5% pretax bill in second city = x-1000: Tax = 4% .. 0.05x+0.04(x-1000)= 387.50 0.05x+0.04x-40=387.50 0.09x=387.50+40 0.09x=427.50 /0.09 x= $4750 Bill in first city

*January 27, 2011*

**Algebra**

A theater group made appearances in two cities. The hotel charges before tax in the second city were $1,000 lower than in the first. The tax on the hotel bill was 5% in the first city and 4% in the second. After the trip, the total tax paid on accommodation expenses was $387....

*January 27, 2011*

**math**

Perimeter is 2L+2W=P L=length W=width P=perimeter Just plug it in.

*January 27, 2011*

**algebra 2**

oh I get it thanks

*January 27, 2011*

**algebra 2**

my bad the original equation is: 2X^4 - 9X^3 + 13X^2 - X - 5 = 0

*January 27, 2011*

**algebra 2**

2X^4-9X^3+3X^2-X-5=0 Given that one root is 2+i, solve the equation. So far I have it set up like this: 2X^4-9X^3+3X^2-X-5/X^2-4X+5 I don't know how to get the answer, I know that I have to use long division but when I started to try it I kept getting weird answers. Please...

*January 27, 2011*

**Algebra**

Compute the value of the discriminant and give the number of real solutions to the quadratic equation. 2x^2+5x-7=0 Discrimnant= number of real solutions=

*January 27, 2011*

**Algebra**

Find the midpoint M of the line segment joining the points C = (-4,-5) and D = (2,-1). I got (-1,-3) can you check me? Thanks

*January 27, 2011*

**Biology**

What is the relationship between an increase in light intensity and photosynthetic rate in leaves from a corn plant? How does this relationship compare with the tomato plants?

*January 27, 2011*

**Chemistry**

I understand how to balance equations when the full equations are given to me but I don't understand how to write a single replacement reaction. Help Me??

*January 24, 2011*

**Medical Information Management**

Medicaid eligibility is determined by? A. National Committee for Quality Assurance B. state of residence C. health care facility D. Centers for Medicare and Medicaid my answer is B, state of residence. i cant find this anywhere in my book. however when i looked it up online ...

*January 23, 2011*

**Medical Information Management**

i found the answer. it was C registered health information technition. thanks.

*January 23, 2011*

**Medical Information Management**

Which of the following health care professionals has overall responsibility for the accuracy of the medical record? A. attending physician B. chief executive officer C. Registered health information technician D. Registered health information administrator im torn between C ...

*January 23, 2011*

**Medical Information Management**

thanks!

*January 23, 2011*

**Medical Information Management**

A company that provides comprehensive health care services on a prepayment basis to voluntarily enrolled participants is called a? A. Medicaid participant. B. health maintenance organization (HMO) C. preferred network association. D. Medicare provider. my answer is B, HMO. ...

*January 23, 2011*

**english**

What would be difficult to procure in the desert?

*January 23, 2011*

**math**

how do you work this out?

*January 23, 2011*

**Algebra**

Solve for v. v+6/5=3/5v-7/3 Simplify your answer as much as possible.

*January 23, 2011*

**Algebra**

Graph the inequality. 4x+3y>-3

*January 22, 2011*

**Medical Information Management**

You're the new supervisor for the filing area of the health information management department. You notice a large rate of misfiles using the terminal digit filing system.What is the best approach to address the problem? A. Eliminate the terminal digit filing system. B. ...

*January 22, 2011*

**Medical Information Management**

i am correct. :)

*January 22, 2011*

**Medical Information Management**

John Doe, a new patient, is assigned a medical number that has already been assigned to another patient. With a unit numbering system, how is this corrected? A. Both patients keep the same number. B. Move both patients documentation forward to the new number. C. Cancel both ...

*January 22, 2011*

**Medical Information Management**

thank you!

*January 22, 2011*

**Medical Information Management**

Medical records at willow nursing home have the following format: database, problem list, initial plan, and progress notes. What type of record format is this? A. Source-oriented B. Integrated C. Problem-oriented D. Serial My answer is a source oriented. am i right?

*January 22, 2011*

**Medical Information Management**

The original medical record is the property of the A. physician B. patient's attorney C. patient D. hospital or facility my answer is D. hospital or facility please, am i right?

*January 22, 2011*

**College Math**

What is the equation of the line Y=3X-2 rotated 60 degrees clockwise about the point (2,5)? PLEASE HELP

*January 22, 2011*

**Math**

-Distribute the ^-2 to both the numerator and denominator first [(-1)^-2/(2)^-2]^3 -Simply the exponents within the parenthesis second [1/(1/4)]^3 -Simplify within the parenthesis [4]^3 -simplify 64

*January 22, 2011*

**ENGLISH**

WHY DO AUTHORS USE COMPLEX SENTENCES THEIR WRITING. How DOES THEY help emphasize and explain the author’s point?

*January 20, 2011*

**algebra**

hi i am in love with' a quy named bran n he loves me back but id qe t it bc im so UGULY im uqly as HELL n ill laways will be

*January 20, 2011*

**Physics**

The position of a particle is given by the function x = ( 6 t^3 - 3 t^2 + 2) m, where t is in s. (a) At what time or times is vx = 0 m/s? (Enter NONE for t2 if there is only one time.) Smaller time, t1 = Larger time, t2 = (b) What are the particle's position and its ...

*January 20, 2011*

**health**

What is the average height of a male and female in 2011? I searched everywhere but could not find the information.

*January 18, 2011*

**chemistry**

this is what my lab report looks like (minus the graph of the first part) im stuck on part II I. A. unknown 1 melting point range (uncorr) 50.0-53.0 melting point range (corr) 50.2-53.2 (because of graph from part 1 of experiment) melting point average 51.7 b unknown 2 melting...

*January 18, 2011*

**chemistry**

this is what i have so far.. A. unknown 1 melting point range (uncorr) 50.0-53.0 melting point range (corr) 50.2-53.2 (because of graph from part 1 of experiment) melting point average 51.7 b unknown 2 melting point range (uncorr) 65.0-67.0 melting point range (corr) 65.6-67.6...

*January 18, 2011*

**chemistry**

Melting point experiment: how do i know the calibration curve? we did an experiment where: week one we did a graph with the melting points of different compounds. week 2 we used the graph to correct the melting point of unknown # 1 and then unknown # 2 we mixed unknown 2 with ...

*January 18, 2011*

**calculus (integral test)**

use integral test to determine whether the series is convergent or divergent infinity (sum symbol) n=1 1/(sqrt n)^5

*January 18, 2011*

**chemistry**

Use delta ( + or - ) to show direction of expected polarity? for each of the bonds indicated. do you use electronegative numbers? how? I know the answers (i have the book) i just want to know how im supposed to know it for a test. a) H3C - CL b) H3C - NH2 c) H2N - H d) H3C - ...

*January 17, 2011*

**English**

I need a plausible solution to genocide.

*January 17, 2011*

**chemistry**

A sample of propane(c3h8)has 3.84x10^24 H atoms. a) how many carbon atoms does the sample contain? b) what is the total mass of the sample?

*January 15, 2011*

**Biotechnology**

What are the active ingredients in cocaine? (What causes people to abuse it?)

*January 13, 2011*

**U.S History**

How has media affected American Society through out history? Provide Three Examples.

*January 13, 2011*

**math**

Ratios and Rates. Questions: What is the ratio of gold protons to silver protons with gold being 79 and silver being 47?

*January 12, 2011*

**calculus**

A sequence{an} is given by a1=sqrt(2), an+1=sqrt(2*an). a) by induction or otherwise, show that {an} is increasing and bounded above by 3. Apply the Monotonic Sequence Theorem to show that lim n-->infinity an exists. b) Find lim n-->infinity an.

*January 12, 2011*

**chemistry**

is this correct? sp3 CH3-CH3 sp2 CH2=CH2 sp CH≡CH im trying to figure out sp3 and sp2c

*January 11, 2011*

**chemistry**

Draw a line-bond structure for propene,CH3CH=CH2; indicate the hybridization of eachcarbon, and predict the value of each bond angle. Can someone explain the steps, im lost with how our teacher explained, about sp2 and sp3, ect. help?

*January 11, 2011*

**english**

does anyone know any modern movies or songs about the ocean? "Follow the river and you will find the sea." French proverb

*January 10, 2011*

**Reimbursement Methodologies**

You're reviewing reimbursement for a Medicare surgical craniotomy case. The case falls into DRG1, which has a relative weight of 3.0970 and a geometric mean length of stay of 6.3. The hospital's current standard reimbursement rate is $1500. Calculate the DRG ...

*January 5, 2011*

**Reimbursement Methodologies**

You work for a third-party payer performing medical records review. Your job is to match codes that were submitted on the claim to documentation in the medical record. You notice that a code has been input for a colonoscopy precedure, but you don't see the procedure report...

*January 5, 2011*

**english**

Hi I want to be an English teacher but I am not very confident in my writings. How can I improve that plz. Thanks

*January 4, 2011*

**math**

i don't know?

*January 3, 2011*

**Chemistry**

perform the operation & leave answer correct amount of significant numbers. A) 3.76+4.318+ 0.005 B) 29.0- 52.0+ 37. please help don't know how to do !

*January 2, 2011*

**Physics-Gravitation**

What is the gravitational potential energy of a two-particle system with masses 5.4 kg and 5.0 kg, if they are separated by 1.3 m? If you triple the separation between the particles, how much work is done (b) by the gravitational force between the particles and (c) by you? ...

*January 2, 2011*

**math**

jen i need your help again how about 18;40

*December 31, 2010*

**math**

find what fractional part the first number is of the second 15;30 18;40 12;28 50;60 thank,jessica

*December 31, 2010*

**velocity**

crystal can ride her bike 10 km in 2.1 hours, what is her average velocity?

*December 20, 2010*

**physic HELP**

On a banked race track, the smallest circular path on which cars can move has a radius r1 = 106 m, while the largest has a radius r2 = 153 m, as the drawing illustrates. The height of the outer wall is 18 m. Find the smallest speed at which cars can move on this track without ...

*December 20, 2010*

**physics**

In designing rotating space stations to provide for artificial-gravity environments, one of the constraints that must be considered is motion sickness. Studies have shown that the negative effects of motion sickness begin to appear when the rotational motion is faster than ...

*December 19, 2010*

**physics**

A satellite is in a circular orbit about the earth (ME = 5.98 1024 kg). The period of the satellite is 1.30 104 s. What is the speed at which the satellite travels?

*December 19, 2010*

**physics**

A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.80 104 m/s, and the radius of the orbit is 5.45 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a radius of 8.60 106 ...

*December 19, 2010*

**physics**

A jet (m = 4.00 105 kg), flying at 139 m/s, banks to make a horizontal circular turn. The radius of the turn is 3810 m. Calculate the necessary lifting force.

*December 19, 2010*

**physics**

Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1000 kg. what equation would i use

*December 19, 2010*

**physics**

A laboratory (astronomical) telescope is used to view a scale that is 306 cm from the objective, which has a focal length of 20.0 cm; the eyepiece has a focal length of 2.40 cm. Calculate the angular magnification when the telescope is adjusted for minimum eyestrain. (Note: ...

*December 17, 2010*

**physics**

A vertical spring with constant 830 N/m has a ball of mass 3 kg attached to the bottom of it, which is held with the spring unstretched. (a) How far must the ball be lowered to reach its equilibrium position? (b) The ball is given a charge of 0.060 C. If an electric field ...

*December 16, 2010*

**MATH please help!**

log 1/x + 3log2=log32

*December 16, 2010*

**chemistry**

A researcher put 10.0 moles of N2O into a 2-L container at some temperature where it decomposes according to the following: N2O = 2N2+ O2. At equilibrium 2.20 moles of N2O remain. Calculate the Kc for the reaction.

*December 15, 2010*

**chemistry**

A researcher put 10.0 moles of N2O into a 2-L container at some temperature where it decomposes according to the following: N2O = 2N2+ O2. At equilibrium 2.20 moles of N2O remain. Calculate the Kc for the reaction.

*December 15, 2010*

**math**

6 2/5

*December 14, 2010*

**math**

3 7/10 + 2 9/10

*December 14, 2010*

**math**

3 1/3 + 1 2/3

*December 14, 2010*

**math**

each morning Natalie jog 3 1/3 miles to the park. Then she takes a shortcut and jogs 1 2/3 miles back home. How many miles does Natalie jog each morning?

*December 14, 2010*

**5th grade**

7 5/12 - 5 7/12

*December 14, 2010*

**Calculus AB**

Analyze the function ln x=cx^2 to find the unique value of c such that there is exactly one solution to the equation. To do this find the value of c such that both sides of the equation have equivalent slopes at some point; this will give you a proper x-coordinate to work with.

*December 13, 2010*

**APMEH**

Thanks

*December 13, 2010*

**APMEH**

What does the book mean when they say..."the nobles pushed to reserve appointments to the officer corps of the armies, the bureaucracies,the government ministries, and the church exclusively for nobles"? This is during the 18th century

*December 13, 2010*

**ALGEBRA/please help**

I see my mistake. I was supposed to multiply 31 into 4. Thank you so much!

*December 13, 2010*

**ALGEBRA/please help**

I must simplify this expression. Am I correct? -4[-25-(9-3)]. I first subtract within the parentheses first -4[-25-(-6)] -4-(-31) = 27

*December 13, 2010*

**French**

En quoi se distingue l’anthropologie comme métier de l’anthropologie pratiquée comme une science ? What does this mean?

*December 13, 2010*

**precalculus**

how you do you use the power-reducing formula to find the exact value of the trig function: sin^2(37pi/12)

*December 12, 2010*

**ALGEBRA/AM I CORRECT?**

thank you so much!

*December 11, 2010*

**ALGEBRA/AM I CORRECT?**

OK, I will try this. Please let me know. 39x= -234; Divide by 39 on each side. x = 6. y=40+6(-6); 40+-36 = 4; (6,4)?

*December 11, 2010*

**ALGEBRA/AM I CORRECT?**

THANK YOU! Solve by substitution 3x+6y=6; -6x+y=40 My WORK: Y=40+6X; 3X+6(40+6X)=6; 3X+240+36X=6; x=-5.51; y=40+6(-5.51); y=40+-33.06; y=6.94 (-5.51,6.94) Is this right???

*December 11, 2010*

**mATH**

what is the decimal notation for 4/9

*December 10, 2010*