# Posts by g

Total # Posts: 475

Algebra
Yes I did post it with a +/- representing plus or minus the number. How were you about to show the +- with the minus sign uder the the plus sign? I looked at the answer you provided I think I can see my error. I was taking 0 for C not the 25. I remember now that C has to be a ...

Algebra
Quadratic Formula Using +/- for plus or minus Using \/ radical sign *****************_________ Formula: -b +/- \/b^2-4ac ********____________________ *****************2a Equation: x^2 - 25 = 0 Books says answer is 5 and -5. I can get the 5. I do not get the -5.

Algebra
Solving radical Equations Using \/ for radical sign 6-4\/y=-11 Book says answer is 25. I do not get this answer and I am not sure what I am doing wrong.

Economics
4. False advertising and the misrepresentation of products were made illegal by the: A. Federal Trade Commission Act. B. Wheeler-Lea Act. C. Sherman Act. D. Clayton Act. 6. All of the following are regulatory commissions dealing with industrial regulation (as distinct from ...

Algegra
Diving Radicals Using \/ for radical sign 7 / \/X This book has been confusing me. The book gives the answer 7\/X / X. Isn't the answer 7X?

Algebra
Dividing Radicals Using \/ for radical sign \/3X / \/3 Answer in the book is 1/3 \/9X. I thought you divide the top and bottom by 3. Then multiply. I did not arrive at the answer.

Algebra
If is 4 \/10. Why would it be 2 \/2 and not the 2 \/5?

Algebra
Thank you for your response. I did get 15\/3 and 2\/5. Why would you then mutiply by \/2? The answer in the book is 15/4 with radicand of 4 not a radicand of 6. Are you also showing that there is a missprint in the book and the racdicand is 4? I have several missprints int he ...

Algebra
Dividing Radicals I used this for the redial sign \/ Problem: 30 \/15 _______ 4 \/10 The book says the answer is 15/4 \/6 (15/4 with radicand of 6). I have tried to solve the problem several different ways. I do not arrive at this answer.

Algebra
Solving word problem using quadratic equation. The book says the answer is 20 feet. I know how to solve the equation. I do not know where the 20 feet is coming from. Problem: Mr. Ingram wants to add a garage to his home. The dimensions of his home are 50ft by 20ft. When ...

Algebra
Solving quardratic equations using factoring. 2X^2+2X-4=0 The book says the answer is -2,1. I got the -2,1 but not in the order of -2,1. I used FOIL to solve. When I use -2,1 I don't can not solve. When I use 1,-2. I can solve. I am not clear.

Algebra
Solving quadriatic equaitons using factoring. X^2-6=30-3x^2 The answer in the book is -3,3. I have tried to work the problem several times. I am not getting this answer.

Economics
I am getting thrown off by absolute advantage: Boston: Red Socks per worker per hour 3 White Socks per worker per hour 3 Chicago: Red Socks per worker per hour 2 White Socks per worker per hour 1 A) Without trade, what is the price of white socks (in terms of red socks) in ...

Economics
I am on the chapter for International Trade in the book. I neew to calculate the producer surplus after a trade and I am not sure if I am doing it right. Graph: Price of Pencil Sharpeners \$16__________________________World Price >>>>>>>|>>>>>...

Economics
I picked the answer C for both questions. I still am not sure? Ben-cones 8 Ben-ice cream 2 Jerry-Cones 6 Jerry-Ice Cream 4 According to the tables, Ben as a comparative advantage in: A) ice cream, and Jerry has an absolute advantage in both goods B) cones, and Jerry has an ...

Economics
I picked C as the answer to this question but I am not sure? The difference between production possibilities frontiers that are vowed out and those that are linear is that: A)bowed out production possibilities frontiers illustrate tradeoffs, whereas linear production ...

Algebra
Mutiplying a Binomial by a Trinomial (FOIL) First, Outer, Inner, Last Method (3X+2)(X-1)(X+3) I have tried equation several times. The book says the answer is: 3X 3rd + 8X 2nd - 5X -6 I get: 12X 2nd - 6X + 3X 3rd -4 Not sure if i am doing it wrong or if error in the book.

Economics
I am working on the cost of taxation. Question: The market for pizza is characterized by a downward-sloping demand curve and upward-sloping supply curve. Suppose that the govenment forces each pizzeria to pay a \$1.00 tax on each pizza sold. Illustrate the effect of this tax on...

Economics
In the area of the triangle .5*4*10=20. Where is the .5 coming from?

Economics
Thank you for your assitance. Yes trying to put a graph on Jiskha is not an easy task. I will review what you gave me. I unstand what I was trying to come up with. I thought I did get the correct answer for the concumer surplus. I was not sure of the producer suplus. Any ...

Economics
I am trying to calculate the reduction in consumer surplus and producer surplus caused by the tax in this graph. The price with the tax is \$12. The buyers pay \$16. Sellers receive \$8. The quantity has decreased from 25 to 15. The answers provided for the reduction of consumer ...

Economics-Tax Question
I know the answer to the following question is either (c) regressive tax augement or (d) the ability-to-pay principal. I am not sure which one? "A \$1,000.00 tax paid by a poor person may be a larger sacrifise than a \$10,000 tax paid by a wealthy person" is an ...

Economics
A tax imposed on a market with an inelastic demand and an elastic supply with cause: A)sellers to pay the majority of the tax B)buyers to pay the majority of the tax C)the tax burden to be equally devided between buyers and sellers D)the tax burden to be divided, but it cannot...

Economics
A tax imposed on a maket with an inelastic demand and an elastic supply will cause: a)sellers to pay the majority of the tax b)buyers to pay the majority of the tax c)the tax burden to be w

algbra

Economics-Repost of Question
I am not getting any of the answers that are provided for this question: Price \$16--------|---....| \$14........|----...| \$12-----TAX|-----..| \$10........|----...| \$8...

Economics
I am not getting any of the answers for the consumer surplus that are provided for this question: Price \$18--------|---``| \$14````````|----`| \$12-----TAX|-----| \$10````````|----`| \$8---------|---``| ```````````|`````| ```````````|`````| ```````````|`````| ```````````15`20`25...

Algebra
thank you for your response. I should have included the answers the book gives. It gives X=-7 Y=4

Algebra
Solving for systems of equation using the elimiation method. 3x-2y=x-6 3(x+2y)=3

Algebra
Solving for the sytems of equiation using the elimination method. Book gives answers 3,2. I have tried using all the numbers to solve for x and y. I do get the 3,2. Don't know if this is another error in the book. 8x-4y=16 4x+5y=22

Algebra
Thank you for your response. I have found erros in the book. This is one of them.

Algebra
I am solving for sytems of equations using the elimination method. Book says answers are 0,-1. I have tried solving for both x & y using both the 5 and 25 . I am not getting the 0,1 as my answer. 5x-5y=5 25x-25y=22

Algebra
I am trying to solve the sytems of equations using the elimination method. 2x+4y=10 -3x+3y=-6 I tied multiplying the first equation by 2 and the second by 4. Then I tried multiplying the first equation by -3 and the secondy by 3. The book says the answers are 3,1. I am not ...

Algebra
I am solving sytems of equations algrbraically. I have tried several times and I am not comming up with he answers for the following three equations that the book gives. 1) 4x-2y=-5 -x+2y=2 Answer in book: -1,1/2 2) -5x+2y=10 5x-3y=-10 Answer in book: -2,0 3) 2x-y=2 -2y+4y=-5 ...

Algebra
Thank you for your response. This is a rough graph with the exact coordinates stated in the book. Y - - .(0,3/2) - 0 ' ' ' ' 'X - - - .(2,-7/2) - -

Algebra
My book uses the slope y-intercept method for graphing. I am trying to graph the following: y>3/2x-5/2 (sign > is greater then or equal to) The way I understand it I would start on the Y axis at 0 and go down 5 and then to the right 2 for the -5/2. Then I would go up 3 ...

Algebra
Why is first equation is x negative and in equations 2,3 & 4 answers are not negative and also sign changes? 1)Equation: x+y>1 Answer: y=-x+1 2)Equation: x-y>5 Answer: y<x-5 3)Equation: 3x-y<2 Answer: y>3x-2 Sign is greater than or equal to in the following ...

Economics
I have the following question in my assignment: The cost of producing stero systems has fallen over the past several decades. A:Use the supply-and-demand diagram to show the effects of fallaing production costs on the price and quantity of steros sold. B:In you diagram, show ...

Algebra-Graphing Linear Equation
Y<2X+4 The way I unerstand from the book to graph this equation. I would start at the Y intersect and go up to 1. The go up 2 for the slope. Then across 4 on the X axis. The book shows the graph with the coordinates of (1,6) and (0,4). When I do it the way the book ...

Algebra
4x+2>6x-1 > This should be a greater then or equal to sign in the equation. I am getting -3/-2 The book says 3/2

Algebra
I tried writing an equation to the following. It was not coming out the way the book siad it should. When you travel at a speed of 60 MPH, write an equation that represents how far youwill travel in X hours? Let each unit represent 1 hour on the X scale and 10 miles on the Y ...

Microeconomics-Consumer & Producer Suplus Graphs
Thank you for your response. I understand about consumer and producer surplus and what happens. The book shows the graph for when the price is going up. It does not give and example for when the price decreased. What the diagram's show in the book is three shaded areas for...

Microeconomics-Consumer & Producer Suplus Graphs
Can anyone help? I am trying the draw the following graphs for Consumer & Producer Suplus. I have made several attempts and I know I am not drawing them right. 1) The cost of producing stereo systems has fallen over the past several decades. A)Use a supply-and-demand diagram ...

Algebra
Linear Equation -8x+4y=-12 Answer book states is y=2x-3 I am not arriving at this answer when I simpify

Algebra
Thank you for your response. I can set up and calculate. The book says I should be getting 3 feet as my answer. That is not what I am getting.

Algebra
Fomula: A=1/2(b1+b2)h A=area of a trapezoid b1=width at the top b2-width at the bottom h=height A 7-foor tall trapezoid has 42 square feet of area. If is is 9 feet wide at the bottom, how far across is it at the top?

Algebra
Thank you for your response I am not sure where I went wrong. I will review the calculation your provided later. Your assistance is greatly apreciated.

Algebra
The folrmula F=9/5c+32 can be used to make temperature conversions with the Celsius ans Fahrenheit temperature scales. F-Fahrenheit temperature C=Celsius temperature Convert 100 degress Fahrenheit to the Celsius temperature scale. Book says answer is 37.78 Celsius I am not ...

Economics
I am taking Microeconomics. I have the following question: The cost of producing stero systems has fallen over the past several decades. a) Use the supply-and-demand diagram to show the effects of falling production costs on the price and quantity of steros sold. b) In your ...

I am taking Microeconomics. I have the following question: The cost of producing stero systems has fallen over the past several decades. a) Use the supply-and-demand diagram to show the effects of falling production costs on the price and quantity of steros sold. b) In your ...

Algebra
Clark's Rule is commonly used to calculate the childresn's dosage of medication: Clark's Rule is: C=A x W/150 Use the rule to calulate thr problem C- child's dose A= adult's dose W=weight of child in pounds How much would a child need to weigh to receive ...

Algebra
Yes I have tried calculating the problem. The book says the answer is 1.38. I am not getting this answer.

Algebra
Are you sure that's a negative 2.817 in your equation? Yes it is a negative. It worked for the other problems.

Algebra
The Occupational Safety and health Administration (OSHA) estblished permissible sound exposures in the work-place. This is modeled by the equation: S=-2.817H + 108.9 Use the formula for the problem: S=maximun permissible sound level in decibels H=number of hours of exposure ...

Economics
I am taking Microeconomics. I have the following question: The cost of producing stero systems has fallen over the past several decades. a) Use the supply-and-demand diagram to show the effects of falling production costs on the price and quantity of steros sold. b) In your ...

Algebra
The Occupational Safety and health Administration (OSHA) estblished permissible sound exposures in the work-place. This is modeled by the equation: S=-2.817H + 108.9 Use the formula for the problem: S=maximun permissible sound level in decibels H=number of hours of exposure ...

Algebra
Clark's Rule is commonly used to calculate the childresn's dosage of medication: Clark's Rule is: C=A x W/150 Use the rule to calulate thr problem C- child's dose A= adult's dose W=weight of child in pounds How much would a child need to weigh to receive ...

Alebgra
The lenth of a room is 3 more thean twice the width of the room. The perimeter of the room is 66 feet. What are the dimensions of the room? (Let x=the width fo the room.) Book gives the following for the answer: x + x =(3 + 2x) + (3 + 2x)=66 width=10, lenth=23 I am not clear ...

Algebra
3/4X +5 = 2 Answer in book says positive 4 I get -4?

Algebra
X/10+1.7=-3.5 X/10+1.7-1.7=-3.5-1.7 X/10=-5.20 X/10 . 10/1= 5.20 . 10 Why is the answer -52?

Algebra
-2x-3=2 -2x-3_3=2+3 -2x=5 x=-5/2 Shouldn't there be another step? Why is the answer -5/2 and not -2.5?

Algebra
Calulations for the following: -2x-3=2 Book states answer as -5/2. This does not seem to be correct answer. x/10 + 1.7=-3.5 Book states answer as -52. This also does not seem to be the correct answer

government
A voting district and the smallest geographic units for the conduct of elections is the A)precinct B)polling place C)county D)ballot

Chemistry
thanks.

Chemistry
How many protons, neutrons, and electrons are in 24 +2 Mg 12 is it 12p, 14e- or 10 e?

graphing
I have no idea how to do this

science...plz help
What happens to the circulatory system when the red blood cells malfunction? and is there a disease with hemoglobin not taking carbon dioxide out of the body correctly or fast enough....plz plz help me..i really need this http://members.aol.com/profchm/saba.html

Genetics/biology
Het/Het 3:1 Tolerant/Intolerant - Phenotypic 1:2:1 LL/Ll/ll - Genotypic Mut/Het 1:3 Tolerant/Intolerant - Phenotypic 1:3 Ll/ll - Genotypic Can't help with the diagram. Google: "punnit square definition"

MGT ACC
I really need help with this question. I keep doing it wrong so can anyone help me please. ------------------------------------------------------------ ------- The maori novelty company makes a variety of souvenirs for visitors to New Zealand. The Otago division manufactures ...

microeconomics
I really need help. I need to answer this 3 questions My first is this: Pizzas CD's ------ ------ 0 15 1 14 2 12 3 9 4 5 5 0 Using this information, calculate the marginal benefit and draw the marginal benefit curve. ****I really need to know how to calculate it. My second...

plz help me
For each event, illustrate the impact on the relevant United States market and determine what will happen to the equilibrium price and quantity in that market. I have 2 demand and supply graphs, the first one is for 3 of them and the second is for the last one. I just need ...

economics
I really need help. I need to answer this 3 questions My first is this: Pizzas CD's ------ ------ 0 15 1 14 2 12 3 9 4 5 5 0 Using this information, calculate the marginal benefit and draw the marginal benefit curve. ****I really need to know how to calculate it. My second...

economics
I really have to figure out the answers to these questions and i don't know where to start. I don't know how to draw the marginal benefit and marginal cost curves for this question. a.Sketch a marginal benefit and marginal cost diagram, with “billions of units of ...

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