Sunday

September 21, 2014

September 21, 2014

Number of results: 9,572

**Calculus**

Write an equation for a graph obtained by vertically shifting the graph of y = x^2 + 10 downward by 35 units, followed by stretching the resulting graph by a factor of 19.6.
*January 28, 2013 by Jessie*

**physics**

in a making a graph showing the stretch of a spring: Plot a graph of force vs. stretch. Find the slope. The Slope of the graph is called the spring constant. 1)What does the slope of the graph tell you? 2) If someone had a graph with a slope twice as steep as yours, but you ...
*March 16, 2011 by Kriti*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*November 14, 2012 by ladybug*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*November 14, 2012 by ladybug*

**college algebra, Please help!!**

How can the graph of g(x)=3square root x+3 be obtained from the graph of g(x)= 3 square root x? A. shift the graph 3 units right b. shift the graph 3 units up c. shift the graph 3 units down d. shift the graph 3 units left I am having problems with the square roots. Can ...
*November 14, 2012 by ladybug*

**Earth Science**

What are 3 examples of graphing natural phenomenas? How would you predict their future occurences? One could graph the occurance of celestial bodies, such as the moon, sun, etc. Or graph the location of Vega, by hour. Or graph comets. You could graph rainfall by month over a ...
*October 2, 2006 by Leanna*

**math (4)**

Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded below by the graph of the function and above by the x axis from x = 0 to x = 1. f(x) = -xe^(-x^2) x=0 x=1
*April 23, 2014 by Vanessa*

**math (4)**

Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded below by the graph of the function and above by the x axis from x = 0 to x = 1. f(x) = -xe^(-x^2)
*April 24, 2014 by Vanessa*

**math (4)**

Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded below by the graph of the function and above by the x axis from x = 0 to x = 1. f(x) = -xe^(-x^2)
*April 25, 2014 by Mia*

**Math**

I have to draw the graph of y=2^x over the interval -1¡Üx¡Ü3. I don't know what they mean by over the interval..
*May 24, 2009 by Angie*

**Pre-Calc**

Can anyone help with the following problem please...Thank u so much Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)
*December 8, 2010 by Amy*

**Drawing polar curve**

How do you draw a polar curve? For example, r=2+cos2(thetha) You need to plot points where theta varies from 0 to 2pi, unless you have a graphing program (which I do). Your example looks like 2 overlapping circles. so u mean that it can't be drawn by hand? You can draw it by ...
*September 26, 2006 by J.*

**trigonometryyyyyy**

Math Notation: x^2 means x raised to the second power or x squared. Explain how to translate the graph of y = -x^2 to produce the graph y = -x^2 + 3. What would the graph look like?
*April 13, 2012 by cheyanne marie*

**college algebra**

graph the following function using transformations, be sure to graph all of the stages one graph, state the domain and the range y=x^2+12x
*November 2, 2012 by zachary*

**8th grade**

how do you draw an atom of the isotope nitrogen 14? I know it has 7 protons and 7 neutrons but how do I draw it?
*December 3, 2009 by geof*

**math **

measure and then draw then draw lines in the rectangle to show it has an area of 36cm How?
*March 31, 2011 by Cierrah*

**WORLD HISTORY**

My teacher ask us to draw a picture that represents a command economy what can I draw??
*February 29, 2012 by Maria*

**averages**

if you had the nos 3,19,20,37,48 out of 50 on another draw what. Would the results of another draw be
*June 11, 2011 by tanya*

**Algebra**

Solve the conjunction -2<or=a+3<8 Here is my result :5<or = a<5 Graph y>or=2x+1 Given the pair of inequalities y>x+1 y<3/2x+3 graph their solution set Thanks Danielle For the first one, it's probably just a typo, but it should be -5<or=a<5 For the ...
*January 24, 2007 by DANIELLE*

**Organic Chemistry**

Draw the structure of: (E)-1,2-dibromo-3-isopropyl-2-hexene Can this please be explained, I don't know how to draw it.
*February 7, 2010 by Bebo*

**MATHS**

draw a line segment AB=6cm take a point C on AB such that AC= 2.5 cm draw CD perpendicular to AB ?
*August 22, 2011 by VAISHNAVI*

**Statistics**

There are 100 marbles in a bag. 200people are asked to draw a ball. Each marble drawn is put back into the bag before the next draw. 7 people draw red color marbles. How many red marbles are there in the bag?
*March 4, 2010 by Anne*

**graph of a polynomial**

Sketch the graph of 1/12(x+2)^2(x-3)^2 and make sure the graph shows all intercepts and exhibits the proper end behavior. I can sketch the graph but how do I do the second part? Thanks What does the function do at x= inf, or x= -inf. That is the end behaviour.
*January 31, 2007 by Jen*

**elementary**

Draw a picture Draw two ways to show 43 using place-value blocks.
*December 3, 2012 by Latha*

**mechanics**

a particle is moving with a velocity of 6m/s when subjected to an accelaration of -3m/s for 4 seconds.it then moves with a constant velocity for 2 seconds.draw a velocity-time graph.
*April 18, 2011 by ehm-zee*

**physics**

Mere and Ruth investigated the relationship between the applied force, F, and the extension, x of a spring. The results they obtained are shown in the table below. Force, F (N) Extension, x (m) 0.0 0.0 2.0 0.033 4.0 0.066 6.0 0.099 8.0 0.132 10.0 0.165 Draw a graph of force ...
*October 17, 2007 by Kate*

**Algebra 2...**

Each of the points on the graph represents the position of a rider on The Screamer. Draw a diagram of each rider's position on a unit circle and describe where the rider is. **********This is problem 8-38 from CPM. i need help...
*April 15, 2013 by Anonymous*

**science**

I am in seventh grade. I need to draw the structure of a lipid, protein, carbohydrate. Is there a simple way to draw these? Thank you.
*October 25, 2008 by rochelle*

**Algebra**

Pretend the parentheses are absolute value bars. What is the graph of y = (x) and its translation to the graph of y = (x + 3)+1? I know I can't post the graph picture here, but I'm confuzzled on how to solve the problem. Please explain how! Thank you so much! <3
*June 8, 2009 by Delia*

**maths pleaaaase**

The point X and Y are 8cm apart Draw a scale drawing of the diagram and draw the locus of points that are equidistant from both points X and Y what do they mean by equidistant Equidistant means the same distance. I'm not a teacher, but I would imagine that all points ...
*May 2, 2007 by Mrs. Cunniffe*

**calculus**

If a function f is continuous for all x and if f has a relative minimum at (-1,4) and a relative minimum at (-3,2), which of the following statements must be true? (a) The graph of f has a point of inflection somewhere between x = -1 and x=3 (b) f'(-1) = 0 (c) The graph of f ...
*December 27, 2011 by Sam*

**Algebra II**

State the phase shift of y=cos(theta-[pi/3]). Then graph the function. I know that you cannot graph on this site but how do I solve for the phase shift and to graph the phase shift, would I first have to graph the current equation? Thanks.
*April 19, 2008 by Lucy*

**MATH**

The image of point (-3,5) when reflected in the y-axis is: A.(5,-3) B.(5,-3) C.(-3,5) D.(3,5) Hint: the Y value will be the same and the X value will change signs. Here is a neat visual that will help you to understand reflections. Take a sheet of graph paper, draw the x and y...
*August 11, 2007 by Tashanna*

**Social Studies**

I'm doing an ABC book for Medieval terms, and I have to draw a picture for each term. What could I draw for the Orthodox Church?
*May 2, 2010 by lea*

**maths**

Draw a triangle ABC with BC=10cm,AB=9cm and A11cm. on your diagram, draw and label the locus of points which are equidistant from B and C
*September 25, 2011 by madhav*

**Chemistry**

Draw condensed structural formula for... 2,3-dichloropropanoic acid I know it is hard to DRAW online, but still you can do something like this... CH-...
*January 12, 2014 by Anonymous*

**math**

Draw and label line QR. Draw point S on it.
*September 14, 2009 by Yinae*

**math**

What will be the next lotto draw, given that this was the last draw? 11-22-9-75-78
*March 11, 2014 by fada*

**trig**

Graph three periods of the function. (identify period and phase shift and intercepts) y = f(x) = √3/2 sin(2x) - 1/2 cos(2x) if you can't graph it can you at least get it into that simpler form which is graph able.
*May 5, 2010 by richard*

**chemistry**

a graph of melting point against relative atomic mass for the alkali metals on the same graph, a plot of the boiling points with a sentence to describe the information the graph gives
*November 28, 2010 by ad*

**Trig problem**

During a 12- hour period, the tides in one area of the Bay of Fundy causes the water level to rise to 6 m above the average sea level and to fall 6 m below average sea level. The depth of the water at low tide is 2m as measured against a pier. Suppose the water is at average ...
*May 9, 2011 by Mhy*

**Pre-calc**

Can someone please show me the steps to this problem...Thanks in advance. Let f(x) = Ð9xÐ. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)
*December 7, 2010 by Amy*

**MATH**

The area of a circle with radius is given by the formula A=pie times radius to the 2nd power make an table of values for A as r (radius) increases from 0 to 10 unit r A ______ 0 0 1 pi*1 2 pi*4 3 pi*9 etc.Note the correct spelling of pi. isn't that impossible to do it on a ...
*October 11, 2006 by Jose*

**statistics**

6. Out of eight numbers, what is the probability of drawing a two on the first draw and a three on the second draw using sampling with replacement?
*October 10, 2013 by shanice*

**math**

to win 1 million dollars,you must draw two cards whose sum is 9 , from a stack of cards numbered 1 though 10 .After the first draw, you replace the card and shuffle the stack again for for the second draw. Wat is the chance your two cards will have a sum of nine?
*March 3, 2010 by holly*

**Math**

So I have to draw two rectangles on graph paper that each have to fit in a 15 by 20 block. The first rectangle can be what ever size you want but the second one needs be similar with a 3/5 ratio of the first. I can't figure out what their sizes should be.
*June 3, 2012 by Marie*

**Algebra**

How do you graph the inequality when y.is equal to or lees than 1/4+1 That means y is less than or equal to 5/4. Draw a horizontal line at y=5/4 and shade the region below it. That is the region that satisfies the inequality.
*May 14, 2007 by chris*

**Algebra 2**

If you have an arbitrary polynomial P(x) of the n’th degree in x, and you graph the equation y = P(x), describe the overall shape of this graph. What happens when x gets large in the positive and negative directions, and how many peaks and valleys does the graph have? How many...
*November 18, 2009 by Kim*

**Statistics**

You draw three tickets at random with replacement from the box. What is the chance that you draw at least one odd number? [Hint: A direct calculation of the chance might be hard, so Pascal and Fermat would subtract the chance of its opposite from 100%.] You draw three tickets ...
*May 4, 2009 by Karen*

**math**

graph y = 2x - 3 and the domain is the real number when i plot the point without goin them or with goin them ? explain when i draw the line in grade papper or ony plot the point
*December 29, 2007 by mota*

**Algebra**

Question 1 Solve using the multiplication principle then graph. -15>-75 Question 2 Translate to an equality. Use the variable x. The number of people in the chess clubi less than or equal to 15. Question 3 Solve using the addition and multiplication principles 2.1x+20.8>...
*March 6, 2010 by Queen D*

**math grade 3**

need to draw data sets to find the mean. I know how to use this putting the numbers in order from least to greatest, but how do I draw this?
*September 20, 2007 by Joel*

**reading**

need to draw floor plan of my room and home I have to use my map story to show me example how do I draw my desk ??
*February 26, 2011 by Evan*

**Economics**

It takes a phlebotomist 15 minutes to complete a blood draw. The supplies for each draw cost $4, and the phlebotomist earns $20 per hour. The phlebotomy lab is designed to accommodate 20,000 draws per year. What are the average and incremental costs of a blood draw when the ...
*February 10, 2014 by Lisa*

**Calculus**

If you can helpme on this problem you are GOD. If f(x) = ax^2 + bx + c, what can you say about the values of a, b, and c if: (A) (1,1) is on the graph of f(x)? (B) (1,1) is the vertex of the graph of f(x)?[Hint: The axis of symmetry is x = -b/(2a).] (c)The y intercept of the ...
*September 2, 2008 by George*

**algebra**

A drawer contains 2 black sock, 8 gray saocks, adn 3 blue socks. Without lookign you draw out a sock and the4n draw out a second sock without returning the first sock. What is the probability that the two socks you draw arer a matching pair?
*November 8, 2011 by l kaljfd *

**Intermediate Macro Economics**

To complete the analysis, Chuck wants to know more about the revenue that he can generate from his farm. The price of corn, p(y), depends on how much Chuck produces. The price function is speci ed as p(y) = 3 0:05y c. The revenue that Chuck can generate depends on both the ...
*January 30, 2013 by Stacie*

**vectors**

ok theres a graph. its like this. basically theres a ray coming from the origin going up and left diagonally at about a 30 degree angle. the question says "for the following vectors draw the component vectors along the x and y axis". what do i do?!
*August 5, 2009 by jawn*

**Micro-Econ**

Graph below represents the market demand for a patented prescription drug together with the marginal cost and average cost functions for producing the drug. -MC is constant at $20 for all Quantity over 4 million -AFC is reduced essentially to 0 when Quantity reaches 5 million...
*August 2, 2009 by Marquis*

**Math- calculus**

Given f(x) = x ^ 3 - x ^ 2 -4x +4 Find the zeros of f. Write an equation of the line tangent to the graph of f at x = -1 The point (a,b) is on the graph of f and the line tangent to the graph at (a,b) passes through the point (0,-8) which is not of the graph of f. Find a and b...
*September 25, 2009 by Erin*

**Algebra**

When you have to graph a set of 14 numbers from 15 to 210,000 on graph paper, how do you decide what intervals to use for the graph when you only have 7 lines?
*October 18, 2007 by harrison*

**math**

could someone help me please. State the amplitude and the range of the graph of y= -0.8sinx. Describe the transformations that are applied to the graph of y=sinx to obtain the graph of y= -0.8sinx.
*April 3, 2010 by deborah*

**Technology**

What graph would you use in a favorite food survey situation? A. Bar graph B. Line graph C. Pie chart D. Other chart
*December 18, 2013 by Anthony *

**Precalculus**

Let G be the graph of the parametric equations x=cos(4t)and y=sin(6t). What is the length of the smallest interval I such that the graph of these equations for all t in I produces the entire graph G?
*February 28, 2014 by John*

**Precalculus**

Let G be the graph of the parametric equations x=cos(4t)and y=sin(6t). What is the length of the smallest interval I such that the graph of these equations for all t in I produces the entire graph G?
*March 2, 2014 by John*

**Calculus**

1. Given the function f defined by f(x) = x^3-x^2-4X+4 a. Find the zeros of f b. Write an equation of the line tangent to the graph of f at x = -1 c. The point (a, b) is on the graph of f and the line tangent to the graph at (a, b) passes through the point (0, -8) which is not...
*January 16, 2012 by Anonymous*

**Science (Graphing) ASAP**

Maria walks at a constant speed of 2 m/s for 8 seconds. a. Draw a speed vs. time graph for Maria’s motion. b. How far does she walk? I wanted to know what numbers would be on the time (x vaule) I know the Y is the position (2,4,6,8,10,12 etc)
*September 28, 2013 by unknown*

**electronics**

approximate I from a graph of current/time for a discharging capacitor. no idea on this, obviously you cant see the graph, but you dont need to, id just like to know how to approximate this from a graph.
*June 8, 2014 by jerome*

**algebra**

where would you graph 10/7 on a number l0/7 on a number line? i took 10/7 made it 1 3/10 and think youd graph between 1 and 2 on graph, but not sure.
*August 23, 2012 by brandon*

**Chemistry**

Draw Bohr diagrams of the following: A) O and O2- I know how to draw the regular O bohr diagram. 2 electrons in the first shell, and 6 in the outer one, but I don't get how to draw a 02- diagram. Do I just take away 2 electrons from the outer shell?
*September 18, 2010 by Anonymous*

**Science please help**

Draw Bohr diagrams of a magnesium atom bonding with fluorine atoms. Draw atoms then electron transfer and finally the ions that form. What type of bonding occurs? Draw Bohr diagrams of 2 hyrdogen atoms bonding with an oxygen atom by sharing electrons to form a water molecule. ...
*March 3, 2014 by Anonymous *

**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 >>>>>>>|>>>>>...
*May 10, 2008 by G*

**Math (Statistics)**

(Find Normal Proportions) The lengths of Atlantic croaker fish are normally distributed with μ = 10 inches and σ = 2 inches. a) Draw the distribution of fish lengths above the axis, and label the mean (which I believe is μ=10). b)Gently shade an area on the ...
*July 4, 2012 by Fran*

**Honors Chemistry**

We did a lab in class on Friday where we stuck a metal loop in various chemicals and stuck it in the flame of a Bunsen burner and we observed the flame's colors as the different metals went in. For every lab we do, we have to write a writeup which involves a graph. How could I...
*September 20, 2009 by Emily*

**algebra**

write an equation for a graph in slope-intercept form if the slope of the graph is 5/-4 and one of the coordinates of a point on the graph is 1,-1).
*January 3, 2011 by Blue13*

**Math help Please**

2. How do the graphs of y = 1/x and y = 3/x – 4 compare? (1 point) Compared to the graph of y = 1/x, the graph of y = 3/x – 4 is a vertical stretch by a factor of 3 and a translation of 4 units left. Compared to the graph of y = 1/x, the graph of y = 3/x – 4 is a vertical ...
*January 9, 2014 by Cassie*

**Macro Help**

Calculating Marginal Propensity to Save and Marginal Propensity to Consume Consider the following table. For this hypothetical economy, the marginal propensity to save is constant at all levels of real GDP, and investment spending is autonomous. There is no government. Real ...
*May 12, 2008 by animal*

**4 grade**

To win $1 million, you must draw two cards whose sum is nine from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of nine?
*January 27, 2010 by Anonymous*

**math**

To win $1 million, you must draw two cards whose sum is nine, from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance your two cards will have a sum of nine?
*December 8, 2011 by angel*

**math**

Which graph is more appropriate for displaying the number of individuals of differing ages at a picnic? A histogram, bar graph, or line graph? Why would it not be appropriate to use the ones not picked? I am confused... I thought it would be bar graph as the most appropriate ...
*November 17, 2010 by m*

**Math/Algebra**

Please help me with this, below is a question I have to answer…below that is my answer…did I do, or answer this correctly? Post a response of at least 50 words to the following: Explain how to graph linear equations using the x- and y-intercepts. Provide an example to support ...
*December 2, 2009 by L*

**algebra**

Janelle wants to enlarge a square graph that she has made so that a side of the new graph will be 1 inch more than twice the original side s. What trinomial represents the area of the enlarged graph?
*March 6, 2008 by melony*

**math**

I want to creat a line graph.My range is 40-140 for my y-axis, I wanted to know can I plot my graph so I start with 40. Imagine this is my graph can I start with 40 and increase with incraments of 5: 0,40,45, 50... If this is not correct then what is the the proper increments...
*May 20, 2009 by lenny*

**math**

What kind of graph would you use to show the number of twins born each year from 1997 to 2002? Explain your answer I don't know if it would be a bar graph or line graph.
*March 13, 2014 by SUE*

**Math**

An open box is to be made from cutting squares of side s from each corner of a piece of cardboard 25" by 30". a.Write an expression for the volume, V, of the box in terms of s. b. Graph V(s) using your graphing calculator. Identify the domain and range of this graph. I believe...
*August 15, 2009 by Anonymous*

**math**

To win $1 million, you must draw two cards whose sum is nine from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of nine? Please help me...
*January 27, 2010 by An*

**math 4th grade**

To win $1 million, you must draw two cards whose sum is nine, from a stack of cards numbered 1 through 10. After the first draw, you replace the card and shuffle the stack again for the second draw. What is the chance that your two cards will have a sum of nine?
*February 7, 2010 by Vann*

**Math**

To win one million dollars, you must draw two cards whose sum is nine, from a stack of cards numbered through 10. After the first draw you replace the card and shuffle the stack again for the the second draw. What is the chance that your two cards will have a sum of nine.?
*January 11, 2011 by kelsey*

**socials**

for other event in 1960 i want to draw something related with vietnam war but there too much things i not know what to draw i think hard and idea come that maybe i draw TV picture and write beside as caption that Vietnam first war seen live on TV. Questions begin arising when ...
*December 6, 2011 by Mohammad*

**Math**

If I have cards numbered 1 through 40 and I randomly draw 3 then replace them, shuffle them and draw three again what are the odds of drawing one of the numbers more than once
*July 31, 2012 by Kyle*

**calculus**

The graph of f'(x) is shown for 0=< x =<10. The areas of the regions between the graph of f' and the x-axis are 20, 6, and 4, respectively. I'm going to describe the graph of f' since I can't post pictures. The first section of the graph goes up (like the sin function) ...
*May 2, 2011 by Mike*

**Physics please help**

How do I convert a distance time graph into a velocity time graph. I am given a distance time graph with three curves but i am not sure how to calcualte the area of them to get the velocity time graph.
*September 16, 2014 by Dan*

**precalculus**

graph the parabola y=2x^2-6x-3. plot point on the parabola A[1,-7] and draw a line through A with an angle of inclination equal to 30 degrees. then find the equation of the line and its second point of intersection B, with the parabola
*November 28, 2011 by jan*

**Algebra I (Math)**

okay theirs 2 parts to this problem: (by the way i already did part 1) 1. construct a table of the areas of triangles all of which have bases 6 in. long,but whose altitude are respectively 2 in.,6in.,10 in.,and 14 in. draw a graph to represent given in this table.(this is ...
*January 5, 2011 by Anna *

**trig/precalc**

a car's flywheel has a timing mark on it's outer edge. the height of the timing mark on the rotating flywheel is given by y=3.55sin[x - (pi/4)]. graph one full cycle of this function. I was not taught how to graph a function like this, only the simple y= sin x and y= cos x ...
*April 10, 2012 by tabby*

**algebra**

HOw do I make a table of values for y equals 3/2? Am I supposed to plot 3/2 on the graph and then draw a line? I know on the y side of the table I'm supposed to have 3/2, but I don't understand how to do the table of values.
*September 13, 2009 by Carmen*

**algebra**

graph triangle rst with vertices r(-1,3),s(4,-2), t(2,-5) Draw the image triangle r's't' formed by rotating triangle rst 90 degree, 180 degrees, and 270 degrees about the origin. Give the coordinates of r',s', and t'.
*January 18, 2011 by Angel*

**Algebra HELP!**

I cannot find an example and am confused about what to do with this problem. Can someone tell me what they want? Do they want me to graph the function and determine x&f? I am just not sure what why my answer is suppose to be. Compare the graph of the given quadratic function f...
*March 27, 2008 by Bradley*

**trig question**

During a 12- hour period, the tides in one area of the Bay of Fundy causes the water level to rise to 6 m above the average sea level and to fall 6 m below average sea level. The depth of the water at low tide is 2m as measured against a pier. Suppose the water is at average ...
*May 9, 2011 by Mhy*

**logic**

In a soccer tournament between four teams A,B,C,D wich was free for all the scores were A 4 points B 4 points C 3 points D 1 point In this tournament the winner gets 2 points, the draw 1 point the looser 0. It is known that each team has a goal so. 1 The result bteween A and B...
*February 17, 2014 by Jhon*

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