Tuesday

July 29, 2014

July 29, 2014

Total # Posts: 932

**Natural Numbers**

Is this correct, or where did I go wrong in my answer. Give a reason to support: The natural numbers {1,2,3,4,5,...}are not a group under addition. My reason: 0 is not included in the group since it is not included by identity property it can not be conducted making this group...

**Probability**

Can someone tell me if I have the correct answers? I am really confused. Three boys and three girls line up to go in the front door. In how many ways can they line up? My answer: 720 How many ways can they line up if the first one in line is a girl and then alternates by gende...

**Art**

Sherry, I agree with Sra that you are probably thinking of an ambigram. You might want to check out FlipScript ambigrams where you can create one of these designs from any two words you type in. Good luck, Sherry

**SAT ESSAY**

Unfortunately your thesis is at the end of paragraph two; this structural error will automatically bring you down to a four at best. Furthermore, you don't clearly connect each of your supporting arguments to the thesis. Instead, it reads more like a critical analysis comp...

**Psy210**

Thanks! I was asking for some ideas.......didn't want you to do it for me. It is not that serious.

**Psy210**

Describe how three adults, each brought up ubder a different parenting style as a child, might cope differently?

**Com220**

What type of statistics,graphs, and(or) illustrations can i used in a research paper on Gun Control?

**Algebra**

Can someone tell me if I did this right? Give the slope and y-intercept of each line whose equation is given. Assume that B is not equal to 0. Ax=By-C Answer: m=a Y=b Slope = a Y=b

**COM220**

HOw do you know when sources are reliable?

**COM220**

What's some suggestion of an controversial,supportable, and sound topic for a research paper?

**accounting**

Do you agree? Enterprise Funds should not be permitted to accumulate unrestricted net assets, since to do so would indicate overpricing of its services.”

**health**

Thanks

**health**

How has the payment of health-care providers evolved over time?

**trig**

how does this work? (Sin2x+cos2x+2sin²x)/(sinx+cosx) = (sinx+cosx

**health**

what range of health care benefits are covered by Medicare and Medicaid?

**health**

Match race and ethnicity key terms with their correct descriptions: 1. Copy each key term from the Key Terms list below. 2. Paste each key term into the cell to the right of its matching description. Key Terms: Stereotype, Gender group, Pluralism, Sociology, Minority group, As...

**Health**

How might a foundation in medical terminology help you in fulfilling your education and career goals? How might a basic understanding of medical terminology benefit you personally?

**IT**

How does the design phase of the project management life cycle differ in content and importance from the other phases?

**space**

what did edwin hubble knowtice about the direction of travelof distant galaxies that led him to preopose that the universe is expanding?

**space**

thanks

**space**

what force holds the billions of stars in a galaxt together?

**Health**

List and describe one of the challenges facing the U.S. health care system

**Physics**

Suppose a hypothetical radioactive nucleus (Hy) has a half-life of 10 days. If we have 80 gms of the substance at the start of an experiment, how many gms of the substance will remain undecayed after 30 days

**Algebra**

Can someone tell me if I am right? I need to find the equation of a parabola. I am not sure if this is the correct way or if I have the correct answer. Vertex at origin, focus is at (0,3) Equation of parabola vertex (0,0) focus (0,3) focus (h,k+p) (0,0+3) y=0-3 directrix y=-3 ...

**algebra problem**

I need to find the equation of a parabola. I am not sure if this is the correct way or if I have the correct answer. Vertex at origin, focus is at (0,3) Equation of parabola vertex (0,0) focus (0,3) focus (h,k+p) (0,0+3) y=0-3 directrix y=-3 a=(1/4)(p) a=(1/4(-3))=(-1/12) a=(-...

**Physics**

In a diesel engine, the piston compresses air at 302 K to a volume that is 0.0628 of the original volume and a pressure that is 48.2 times the original pressure. What is the temperature of the air after the compression? I have no idea can anyone help?

**geometry**

or you could just notice that the numbers are just double and double 6 to=12

**physics**

ok I used the Ideal gas fromula by saying (48.2)(.0628)/1.38*10^-23)(302K) I got a number N but it does seem to be correct and how would I use N to find the temp. of the air after compression?

**physics**

In a diesel engine, the piston compresses air at 302 K to a volume that is 0.0628 of the original volume and a pressure that is 48.2 times the original pressure. What is the temperature of the air after the compression? Ok I know I have the temputure of the engine but how do i...

**English**

Can someone please give me basic instructions on how to write a 10% summary please.

**physics**

Information: 1. According to the information on the EERE posting, 22% of the U.S. annual electrical energy consumption is for lighting. The amount of energy is 8.2 Quads, (1.0 Quad = 1015 BTU). This is in agreement with the information given in the International Energy Agency ...

**Algebra**

Below is my problem with my answers. I don't think this is that tough, but I cannot believe that my ABC answer's are a fraction. Did I do this correctly? Find the unknowns on the right side of the partial fraction. (x+3)/(x^3+64)=(A)/(x+4)+(Bx+C)/(x^2-4x+16) x=0 A= (-x...

**Math**

Can someone check my work and see if I did this correctly? Problem: 9^(x+6)=3^x ln9^(x+6)=ln3^x (x+6)*ln(9)=x*ln(3) (x+6)/x=ln(3)/ln(9) x/x+6/x=0.49999977 1+6/x=0.49999977 6/x=0.49999977-1 6/x=(-0.5000002) x=6/(-0.5000002) x=(-11.9999952) is this correct?

**Biology**

So, my answer is wrong?

**Biology**

A cell with replicated chromosomes. Pick haploid, diploid, or none. Explain why you chose the one you did. My answer:(I am not sure if this is complete enough?) I think it is a diploid, because diploids are copies of each chromosome. A chromosome pair (sperm & egg) is a haploi...

**Physics**

A 10 kg block of ice has a temperature of -13°C. The pressure is one atmosphere. The block absorbs 4.10 106 J of heat. What is the final temperature of the liquid water?

**Science**

I need to know the "type of visible light?" Is it sunlight?

**Science**

Can someone tell me what they want when they say "type of visible light"? The plants were in a window and received the morning sun. Question: What type of visible light is made available to for plants grown under the clear, red, or blue plastic?

**Algebra**

Does anyone know the significance of the rational zero test? Is it the rational root test? I can find the rational root test, but I don't know where I can find the reason for the rational zero test. Any clue?

**Algebra**

Consider the function h as defined. Find functions f and g so that (f o g)(x)=h(x) h(x)=5/x^2+6

**Algebra**

h(x)=5/x^2+6 I know the answer is: f(x)=x+6, g(x)=5/x^2, but I do not know how to get it. Can someone help me understand it?

**Math**

Is the following function symmetric with respect to the y-axis, symmetric with respect to the x-axis, symmetric with respect to the origin, or none of the above? f(x)=-5x^3+2x I think it is: -3+1=2 This function is symmetric to the y-axis.

**physics**

if it costs 4.5 to 7.5 cents per kilowatt-hour (wind energy) what is the price per kW?

**Social Studies**

I was asked to submit an analysis of my understanding of my own cultural heritage. What questions should I be answering in this paper?

**Algebra HELP!**

Solve the equation identify as an identity, an inconsistent equation or a conditional. My equation is 1-3/2x+7/4 I know the answer is Conditional {-2}, but I cannot figure out how to get it or even where to start.

**Physics**

Where can I find more information about the equation (Power=V^2/load)?

**Physics**

Compare two transmission lines: one at twice the voltage of teh second. Which of the two lines is most advantageous to a utility company? How much is the advantage?

**Algebra**

Solve the equation identify as an identity, an inconsistent equation or a conditional. My equation is 1-3/2x+7/4 I know the answer is Conditional {-2}, but I cannot figure out how to get it or even where to start.

**Algebra**

My equation is 1-3/2x+7/4

**Algebra**

Solve the equation identify as an identity, an inconsistent equation or a conditional I know the answer is Conditional {-2}, but I cannot figure out how to get it or even where to start.

**Algebra**

compound inequality write the solution set using interval notation and graph -7x+1>=15 or 5x+3>=-17 -1 -1 -3 -3 -7x/-7>=14/-7 5x/5>=-20/5 x>=-2 x>=-4 {-2,sideways8) {-4,sideways8) On my graph I have a { at -2 Does someone know how to do this?

**Algebra Help Radical notation**

My problem is: 4 sqrt 81 I know the answer is 3, but I do not know how they got it.

**Algebra**

20x^2-12x+15x-9 20x^2-12x+15x-9 = 20x^2+3x-9 = (4x+3)(5x-3)

**Algebra**

Sorry, I put and = when it should have been a +! Is the one below right? 20x^2-12x+15x-9 20x^2-12x+15x-9 = 20x^2+3x-9 = (4x+3)(5x-3)

**Algebra**

So my second line should be: 20x^2-27x+9=0

**Algebra**

Can someone tell me if I am right? Factor by group 20x^2-12x=15x-9 20x^2+3x+9 (4x+3)(5x-3) answer

**Physics**

(dwrls) If it is $ .20 $/kWh x 10kWh = Would it cost $2.00 per hour?

**Physics**

If it is $ .20 $/kWh x 10kWh = Would it cost $2.00 per hour?

**Physics**

.2 X 10 = $2.00?

**Physics**

Assume the utility rate to be $.20/kWh. What is the cost of purchasing 10kW for 1.0 hour?

**physics**

I'm supposed to design a PV system that could provide an average electric power of 10kW. The average power generation of a solar panel is 20% of the peak power generation. Determine Peak power.

**algebra**

ok, my last question got cut out..here is a link tothe word doc. I cant post an adress cus the site wont let me....go to rapidshare then just paste /files/98328813/Can_u_plz_help_with_these_two_questions.doc and put .html at the end.

**algebra**

thanks for the help, i appreciate it, i was unsure of where iwas going wrong, it was just my brackets i mucked up, thanx.

**algebra**

thanx, actually the site cut off my question, what i tried to type was 2^n x 4^(n+1) / 8^(n-2)

**algebra**

hey i need some help with a couple of questions please..... change all bases to 2 then simplify fully 2^n x 4^n+1 8^n-2 (note that i cannot put the division line thingo in) prove that: a^m/n = n(outside radical sign)a^m (inside radical sign) i dont know if you can understand t...

**chem**

What volume of carbon dioxide is produced at 0 degrees C and 1 atm when 1.6 L of oxygen is used to burn acetylene(C2H2)?

**chemistry**

So if I understand you correctly the numbers I would need to use are the ones found at the end point or the titration equivalence point. My equation would then be: 0.015000M of NaOH x 0.01505L/0.01505L

**chemistry**

I am confused on how to do the last question. Calculate molarity of HCl from the volumes of acid and base at the equivalence point and the molarity of NaOH from the titration curve. (M of Acid)x(v of acid)= (m of base)x(v of added base) M1= 0.50M of NaOH x 0.050L/0.01505L M1= ...

**Math**

PAULA ,SIMON AND RANDY COLLECTED INSECTS FOR THEIR SCIENCE PROJECT. AT THE END OF THE FIRST WEEK PAULA AND RANDY TOGETHER HAD 89 INSECTS, RANDY AND SIMON TOGETHER HAD 80 INSECTS, PAULA AND SIMON HAD TOGETHER HAD 85. HOW MANY DID EACH HAVE ALONE?

**Math**

RANDY AND SIMON TOGETHER HAD 80

**Math**

PAULA ,SIMON AND RANDY COLLECTED INSECTS FOR THEIR SCIENCE PROJECT. AT THE END OF THE FIRST WEEK PAULA AND RANDY TOGETHER HAD 89 INSECTS, RANDY AND SIMON TOGETHER HAD 85 INSECTS. HOW MANY DID EACH HAVE ALONE?

**arithmetic**

7 LITTLE CATS x 4 LEGS = 28 28 X 7 = 196 LITTLE CATS LEGS 7 BIG CATS X 4 LEGS = 28 7 GIRLS X 2 LEGS = 14 BUS DRIVER HAS 2 LEGS 196 + 28 + 14 + 2 = 240

**Chemistry**

alpha -hydroxylbutyric acid (CH3CH2CH(OH)COOH) is this correct?

**Chemistry**

Does anyone know what CH3CH2CH(OH)COOH or C4H9O(C=O)CH3 is?

**Math**

176 is the mean 183 is the median. Not sure If the mean or median is more useful representative of the final examination scores

**Math**

Hi Guido, For your information I am Tim. Not a Babygirl

**Math**

The following scores were recorded on a 200-point final examination:193,185,163,186,192,135,158,174,188,172,168,183,195,165,183. Find the final examination score. Find the median final examination score. Is the mean or median a more useful representative of the final examinati...

**Chemistry**

HELP! I am struggling on this question. I think I may or may not have it. Why does Methane has a tetrahedral shape? The Valence-shell electon pair repulsion theory applies which predicts that the shape of a molecule by placing the electron pairs on a central atom as far apart ...

**Chemistry**

Can someone tell me if I have this correct, I am leaving something out, or if I need to start over. I am alittle confused about the balanced equation involving a reaction. Write a balanced equation for the reaction of MG with HCI. Mg+HCL---MgCl2=H2 Mg-1 Mg-1 H-1 H-1 Cl-1 Cl-2 ...

**economics**

how to calculate the cpi for a given market basket, with given year and prices?

**Economics**

what does the inflation formula shows?

**Economics**

What is the formula for CPI consumer price index? and how it is use to calculate prices?

**chemistry**

The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg. If the flask is immersed in a water bath at 400C, the total pressure is 980 mm Hg. The vapor pressure of ethanol at the new temperature is ...

**chemistry**

Would it be n2a/V2?

**lit**

For my existentialism project(I have to create a work of art that reflects the absurdity of our meaningless universe, or our reaction to it (pick from the six existentialism themes), I drew the three people fighting, trying to go through a doorway (there is nothing behind the ...

**lit**

Thank you so much GuruBlue for wonderful suggestion. However, I have to depict one of these existential themes: Man is conscious subject, Anxiety, Absurdity, Nothingness, Death, and Alienation.

**lit**

I have to create a work of art that reflects the absurdity of our meaningless universe, or our reaction to it (pick from the six existentialism themes) I was thinking of doing death absurdity. I was going to draw a picture of someone working hard to become a doctor his or her ...

**math**

You should slide your decimal over 2 places so that you get 95.9%

**Math**

the sum of 1 over 6 2 over 3 and 1 over 4. is 13 over 12 right

**Algebra..please check my work!!**

When you divided 340/70 and came up with 4.857, how'd you come up with 8?

**Algebra..please check my work!!**

Yea the answer in the back of the book has it at 9 p.m. ,and yea they do ask for the time when their 340 kilometers apart, interesting, could the book be wrong?lol

**Algebra..please check my work!!**

At 3 p.m., Brunhilde headed north at 30 kilometers per hour. Two hours later Ludwig headed south at 40 kilometers per hour. At what time will they be 340 kilometers apart? I know that the distance from Brunhilde(Db) plus the distance from Ludwig(Dl) is equal to 340, which is t...

**Math (Grade 12 Data Management)**

describe the following sets in words: B u C A u B A n C A u(B n C)

**philosophy**

What fallacies, if any, are present in the following passage? Can you please give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred, and explain why you think it is a fallacy? Background: In this passage, Willi...

**philosophy**

What fallacies, if any, are present in the following passage? Can you please give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred, and explain why you think it is a fallacy? The passage: Canadian military men...

**philosophy**

Can someone please take a look at my question and provide some feedback? Thanks The question: What fallacies, if any, are present in the following passage? Give reasons for your answer, that is, if you say that a fallacy has been committed, then show where the fallacy occurred...

**AP Physics**

Two 10 kilogram boxes are connected by a massless frictionless pulley. The boxes remain st rest with the one on the right hanging vertically and the one on the left 2.0 meters from the bottom of an inclined plane that makes an angle of 60 degrees with the horizontal. The coeff...

**chemistry**

google it

**math**

i dont understand this question. 2+(9*9)= ?

**Physics**

1. The problem statement, all variables and given/known data A student pulls on a box up an incline of 10 degrees. The student pulls with a force of 180 N directed at 30 degrees above the line of the incline. The box has a mass of 28 kg, and the coefficient of friction between...

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