
grammar 6
Using regular and irregular verbs 6a. I lay my book on the table, but now I cannot find it. 6b. I laid my book on the table, but now I cannot find it. my answer is: 6a
asked by Rose on April 1, 2008 
math
my math homework tells me to find the area of a circle using it's circumference. the circumference given was 6π yd. (6 pi yard). can someone explain to me how to find the area?
asked by kara on September 7, 2011 
math
Two forces of 7 lb. and 14 lb. act on a body at right angles to each other. Find their resultant. Find the angle their resultant force makes with the force of 14 lb.
asked by dan on March 17, 2010 
English
I am writing a paper on war and human nature and I was wondering if anyone knows where I can find out how many years in human history have been without war as I can't find anything. Thanks
asked by Anonymous on April 9, 2010 
PreCalculus
How do you work this problem. I cannot find an example in the book to illustrate how to work it. Find the value of tan(ab) if cos a=3/5, sin b=5/13, 90
asked by Lucy on August 30, 2008 
maths plse help me..
how to find the cartesian eqn of plane passing through A(0,0,0) and B(3,1,2) and parellel to line (x4)/1 = (y+3)/4 = (z+1)/7 basically how to find a plane parallel to a given line??
asked by Anonymous on December 28, 2012 
Math
The function f is such that f(x) = a^2x^2  ax + 3b for x
asked by Anonymous on October 15, 2016 
American Government
Which is an example of a power of the legislature? A.nominate ambassadors B.regulate commerce C. find a law unconstitutional*** D. find a law unconstitutional
asked by Kidthegamer on August 22, 2016 
AlgebraFunctions
I have two problems, that both have graphs involved. 1. How do use a graph to find a particular function value like y=f(x).Find 2? 2. Also, how do you use a graph to determine the function's domain and range?
asked by Soly on September 1, 2007 
calculus
If (x) =3x squared  x cubed, find f prime(1) and use it to find an equation of the tangent line to the curve y=3(x) squared  x cubed at a point (1,2)
asked by Anonymous on September 9, 2012 
math
Hi, What does it mean to find the 5% trimmed mean of a set of data? I understand what it means to find the 10%, butI don't understand how to calculate the mean if its trimmed 5%.
asked by Janet on June 8, 2009 
Calculus
Could someone please help me with this question; Find the tangent to the curve y=x^28x+14 which slope is 2. Show that this tangent touches the curve y= x^24x+4. Find the point of contact. Thank you.
asked by Kenny on February 22, 2010 
CALCULUS
Sketch the region enclosed by the given curves. y = tan 3x, y = 2 sin 3x, −π/9 ≤ x ≤ π/9 then then find the area. i can sketch but cant find correct area
asked by LAUERN PLEASE HELP on April 12, 2014 
Calc
Find the area of the region bounded by the curves y2 = x, y – 4 = x, y = –2, and y = 1. So far I have found that the area of the trapezoid which is 13.5. But for the other two areas I cannot find them. They could be: 27/2 22/3 33/2 34/3 14 I believe
asked by Thomas on April 9, 2015 
math
Two points P and Q have coordinates (2, 3) and (1, 3) respectively. A translation map point P to P’ (10, 10) (a) Find the coordinates of Q’ the image of Q under the translation (b) The position vector of P and Q in (a) above are p and q respectively
asked by kudu on March 14, 2015 
Chemistry
How do I find the number of energy levels in a positive and a negative ion? And also how do I find the number of electrons in a ion and a atom?
asked by Anonymous on November 2, 2014 
Algebra
Y varies directly with x for the following function when y=6 when x =2. Find the constant of variation, write the equation, then find y when x is 2. Hint: use y = kx, where k is the constant of variation.
asked by Seth on October 4, 2017 
algerba 1
1. the sum of 3 numbers is 207. the 2nd # is 8 times the first, while the third is 3 less than the first. find the #s. 2. the sumof 3 numbers is 161. the second number is 6 times the first, and the third is 5 more than the second. find the #s. Thanks so
asked by kelly on April 20, 2013 
MATH PROBABILITY
From a group of 4 women and 8 men, a delegation of 3 is selected. Find the expected number of women in the delegation. Can someone please help me find this answer?
asked by HANDSON on May 2, 2016 
math
The sum of the first 15 terms of an arithmetic series is 1290. The sum of the first 16 terms is 1464. Find t16? Find S20
asked by rose on May 16, 2015 
math
make triangles and find the area of those triangles and then add em together. I need to find the area of a polygon,breaking into simpler parts. how do you do it?
asked by jamay on April 18, 2007 
Math
Find the payment necessary to amortize a 4% loan of $2100 compounded quarterly with 13 quarterly payments. Find the payment amount.
asked by Anonymous on April 23, 2013 
geometry triangle
1. can you tell me how to find the area of an equilateral triangle ? its sides are all 8 . . 3. i guess this is a right triangle . . how to find its area and perimeter if one side is missing ? tell me please? i want to know thank you so much
asked by kellly on October 22, 2013 
cal3
Consider the function f(x,y)=xy+xz+yz+4 at point p=(2,1,1) a)find the unit vector in direction of p. b) find the directional derivative at p in the direction of
asked by Lucy on February 27, 2012 
Finance
"Find the payment necessary to amortize a 4% loan of $2100 compounded quarterly with 13 quarterly payments. Find the payment size."
asked by Anonymous on April 23, 2013 
math
Two forces of 7 lb. and 14 lb. act on a body at right angles to each other. Find their resultant. Find the angle their resultant force makes with the force of 14 lb.
asked by ruca on March 17, 2010 
math
Let f be defined as follows. y=f(x)=x^212x (a) Find the average rate of change of y with respect to x in the following intervals. from x = 5 to x = 6 ?? from x = 5 to x = 5.5 ?? from x = 5 to x = 5.1 ?? (b) Find the (instantaneous) rate of change of y at
asked by Kimberly on March 4, 2013 
Math
Find the unit rate. Show all work for full credit. $36 for 4 quarts of honey. Can this have a unit rate, what is it, and how do I find it?
asked by Lily Malinowski on October 17, 2018 
Calculus
Find all extrema, inflection points, and asymptotes where applicable f(x)= 2x^312x^2+18x I got 0, 8 for extrema 2, 0 for I.P and I don't know how to find asymptotes
asked by Dan on November 4, 2010 
math
The sum of the first 15 terms of an arithmetic series is 1290. The sum of the first 16 terms is 1464. Find t16? Find S20
asked by Yiu on May 16, 2015 
math
I'm having a little trouble solving inverse variation. I have four problems  2 are solved using proportions, 2 are not  why can they not all be solved using proportions? 1. y varies inversely with x. If y = 40 when x = 16, find x when y = 5 If I use a
asked by Carly on November 10, 2017 
Pre algebra
1.)Use an equation to solve the problem. What is 57% of 11? A. 11 = 0.57 • n; 19.3 B. n = 57 • 11; 627 C. n = 0.57 • 11; 6.27**** D. 11 = 57 • n; 0.19 2.) 224 is 25% of what number? A. 224 • 0.25 = w; 560 B. 224 = 0.25 • w; 896**** C. 224 •
asked by savageontherun on November 27, 2018 
Math
Four hours after the start of a 600 mile auto race, a driver's velocity is 150 miles per hour as she completes the 352nd lap on a 1.5 mile track a) find the drivers average velocity during the first four hours of the race. b) let f(x) represent the
asked by John on January 11, 2017 
Quick math help
Homework Help: Quick Math Help Posted by Anonymous on Tuesday, October 11, 2016 at 4:06pm. 1. let an=4n find the sum of the first 5 terms. How would you do this? 2. a1=3; an+1=3an+18. Find a6 How would you do this? 3. You start you 30 year career at a
asked by Anonymous on October 12, 2016 
alg. Compounding periods.
a loan requires that the 4% interest be compounded monthly for 5 years. find the number of compounding periods. 48 60 10 20 ________________________________________ Yolanda deposited $11,000 in a savings account that earns 3.5% onterest compounding daily.
asked by Max on March 12, 2015 
socials
i need to find some solutions to slow and make population of world stable, and not exploding. and i need to say why also. i think that be to drop birth rates. and do that by putting two child policy. so parents not have to deal with spedning lot of money.
asked by Mohammad on January 10, 2012 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
Physics please help!
An object is moving along a straight line and the uncertainty in its position is 1.1 m. (a) Find the minimum uncertainty in the momentum of the object. (b) Find the minimum uncertainty in the object's velocity, assuming that the object is a golf ball (mass
asked by linds on April 21, 2012 
Math  Quadratics & Analytical Geometry
I have a test tomorrow with a few sample questions that are expected to be on the test that I do not know how to properly do. 1)Find the slope intercept equation of the line passing through the intersection of the lines 2x4y=1 & 3x+4y=4 and parallel to
asked by Jay on March 23, 2014 
Math Quadratics Help!
I have a test tomorrow with a few sample questions that are expected to be on the test that I do not know how to properly do. 1)Find the slope intercept equation of the line passing through the intersection of the lines 2x4y=1 & 3x+4y=4 and parallel to
asked by JBregz on March 23, 2014 
English
I can't find proper synonym in 1 and 3 and I'm not sure about punctuation whenusing linkers.Thank you. 1) Teenagers sometimes feel as if they are caught in a NoMan’sLand (synonym?) between childhood and adulthood. 2) On the one hand, they want to be
asked by Henry2 on September 9, 2011 
physics
Two carts of equal mass, m = 0.280 kg, are placed on a frictionless track that has a light spring of force constant k = 51.9 N/m attached to one end of it. The red cart is given an initial velocity of v0 = 3.50 m/s to the right, and the blue cart is
asked by Sandhya on October 27, 2008 
Physics
Can you plz give explaination to the solutions steps by steps in brief? Cz i really don't understand how 2 apply the formula when i revise it nw. Thnkz a lot. [g=10 ms^2] Particles P, of mass 0.3 kg & Q, of mass 0.2 kg are attached to the ends of a light
asked by WarmLing on September 29, 2008 
Math
Suppose you take out a 45year $100,000 mortgage with an APR of 6%. You make payments for 2 years (24 monthly payments) and then consider refinancing the original loan. The new loan would have a term of 20 years, have an APR of 5.9%,
asked by BB on April 18, 2019 
database design
Explain the interactions among end user, data, information, and decision making. Draw a diagram and explain the interactions Since this is not my area of expertise, I searched Google under the key words "database 'end user' 'decision making'" to get these
asked by Robin on August 24, 2006 
algebra/math
I have this figure of a square QRST with an equilateral triangle PQT sitting on top of the square. The figure looks like a little house... My question is if PQ equals 6 cm, then what is the area of the square? Do I need to find the area of the triangle to
asked by Mike 50 on March 11, 2009 
statistics
1.A magazine reported that 6% of Americans read the news paper while driving. 100 drivers are selected at random, find the probability that exactly 25 of them say they read the newspaper while driving.(normal binomial formula to solve) 2. A survey of 30
asked by Asia on February 13, 2013 
CHECK PLEASE
Find the best word to complete the sentence. 1. specter 2. specimens 3. reiterate 4. refuted 5. vigilant 1. Find the best word to complete the sentence. In Charles Dickens's A Christmas Carol, the ___ of Jacob Marley returns from the grave to haunt his
asked by Matt on September 30, 2014 
Algebra
Could someone correct my answers and help with the other problems? 1. Are the following lines parallel, perpendicular, or neither? L1 with equation x – 5y = 10, L2 with equation 5x + y = 5. Answer: Neither (I'm not to sure but i think this is the right
asked by Timm on May 27, 2007 
english2 please check
Post your response to the following: Select one of the essays from the Examples of Effective Conclusions section in Effective Introductions and Conclusions. Which article did you choose? What kind of conclusion does the writer use? What is the impact of
asked by rose on March 20, 2008 
Physics
Each crate moves from position 1, to position 2 to position 3. All of the crates are identical. the coordinate values given are in meters. Rank A through F in order from least to greatest, on the basis of the displacement from the position 1. If any crates
asked by JuYoung on August 29, 2014 
QNT561
Refer to the Baseball 2005 data, which reports information on the 30 major league teams for the 2005 baseball season. a. Select the variable team salary and find the mean, median, and the standard deviation. b. Select the variable that refers to the age
asked by Anonymous on September 13, 2010 
Literature
El Olvido: It is a dangerous thing to forget the climate of your birthplace, to choke out the voices of dead relatives when in dreams they call you by your secret name. It is dangerous to spurn the clothes you were born to wear for the sake of fashion;
asked by mysterychicken on December 4, 2009 
History
How did the war end? As the Allies were dominating, the Central Power was getting weaker. On October 30, 1918 Turkey signed the armistice, a shortterm contract to end the war, November 3, 1918 Austria Hungary signed it also, and finally on November 11,
asked by Sarah on December 30, 2006 
Life science
Grade 11 learners want to investigate which enzyme is responsible for chemical digestion of starch into glucose in humans.They are provided with two different enzymes ( carbohydrase and protease),starch powder,warm water at about 37 degrees Celsius and
asked by Ana on June 9, 2019 
Physics
part 1 A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s. Find the work done on the car in this time. Answer in units of J. part 2 Find the average power delivered by the engine in the first 1.808 s. Answer in units of W. part 3 Find the
asked by Mike on February 27, 2011 
Math
Suppose that f(x)=x^[1/3](x+3)^[2/3] (A) Find all critical values of f. If there are no critical values, enter None . If there are more than one, enter them separated by commas. Critical value(s) = (B) Use interval notation to indicate where f(x) is
asked by Kris on March 27, 2019 
Physics
part 1 A 1760 kg car accelerates uniformly from rest to 8.8 m/s in 4.52 s. Find the work done on the car in this time. Answer in units of J. part 2 Find the average power delivered by the engine in the first 1.808 s. Answer in units of W. part 3 Find the
asked by Mike on February 27, 2011 
maths
On 1 Jan 2007, Peter celebrates his 30 year old birthday. As a birth commitment, Peter joins a 15 yearcontribution Annuity Plan. The annual contribution will be fixed at $28,800 for 15 years. The first annual premium is payable on 31 Dec 2007. Peter
asked by Ming on October 11, 2007 
Intermediate Accounting
Pan Erickson Construction Company changed from the completedcontract to the percentageofcompleltion method of accounting for longterm construction contracts during 2008. For tax purposes, the company employs the completedcontract method and will
asked by Jeniffer on January 31, 2010 
social studies
Sela is a securely attached baby. Sela, therefore, is likely to successfully resolve the crisis of basic trust versus basic mistrust. India is insecurely attached, and is less likely to resolve the trust versus mistrust crisis successfully. In the long
asked by phia on November 28, 2012 
Help plz!!!
Which of the following terms refers to legal protection provided against copying, distributing, performing, or changing both published and unpublished works? intangible property tangible property copyright*** intellectual property 2. What is piracy? the
asked by Anonymous on April 7, 2014 
Physics
Two electrons are fixed 2cm apart. Another electron is shot from infinity and comes to rest midway between the two fixed electrons. A)Find the energy of the system initially( unknown quantity leave as a variable) B) Find the final energy of the system?(
asked by Eileen on March 28, 2012 
Stasistics
Problem 2 Here is another distribution you have seen before; it is the distribution of scores discussed in Lecture 2.1. 48 59 63337 70002355 801234788 9015556 100 : 6.0 points Each part is worth 2 points. a) Use the stem and leaf plot to find the
asked by A on February 25, 2013 
Calculus, HELP!!
1) A rectangular page is to contain 24 square inches of print. The page has to have a 6inch margin on top and at the bottom and a 1inch margin on each side. Find the dimensions of the page that minimize the amount of paper used. 2) A cable runs along a
asked by Henry on March 5, 2015 
VariationQuestions
I have some questions that I don't understand and need to be checked please? Slove the problem. 1. y varies directly as z and y=187 when z=17. Find y when z=15 This is how I did it: 187=k*17, I divided by 17 on both sides and got k=11, then I plugged it
asked by Soly on October 8, 2007 
Early Childhood
1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.
asked by Tum on November 29, 2015 
Curriculum Areas
1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.
asked by Anonymous on December 3, 2015 
Creative Activities in Other Curriculum Areas
1. Using macaroni in child’s art project A. Is a creative use. B. Should be done only with supervision. C. Should be discouraged because. D. Isn’t a good idea; young children might try to eat it. 2. The use of rhythm instruments in a music program A.
asked by Anonymous on December 2, 2015 
socials
what aspects of life in 17th century england would you find the most different from life today. select three or four concrete examples of life in the 17th century that seem unusual and explain why you find them unusual. aspects of life in 17th century
asked by Sara on September 14, 2009 
Physics
A bowling ball weighing 71.2 is attached to the ceiling by a 3.50 rope. The ball is pulled to one side and released; it then swings back and forth like a pendulum. As the rope swings through its lowest point, the speed of the bowling ball is measured at
asked by Madeline on June 27, 2010 
chemistry
I have no clue, please help and explain! =) Find the pH of a 0.150 M solution of a weak monoprotic acid having Ka=1.2×10−5. Find the percent dissociation of this solution. Find the pH of a 0.150 M solution of a weak monoprotic acid having
asked by Lisa, Help needed! on December 6, 2010 
math
The problem describes a debt to be amortized. A man buys a house for $350,000. He makes a $150,000 down payment and amortizes the rest of the debt with semiannual payments over the next 12 years. The interest rate on the debt is 11%, compounded
asked by angela on May 1, 2011 
math
The problem describes a debt to be amortized. A man buys a house for $350,000. He makes a $150,000 down payment and amortizes the rest of the debt with semiannual payments over the next 12 years. The interest rate on the debt is 11%, compounded
asked by susie on May 2, 2011 
algebra
You have just graduated from college and landed your first big job. You have always dreamed of being a homeowner, and after carefully shopping for your dream home, you find one that you would like to purchase at a cost of $250,000. After researching banks
asked by Anonymous on March 20, 2011 
Trigonometry (Law of Sine)
Triangulation can be used to find the location of an object by measuring the angles to the object from two points at the end of a baseline. Two lookouts 20 miles apart on the coast spot a ship at sea. Using the figure below find the distance, d, the ship
asked by Alianne on February 25, 2012 
physics
1.The potiential energy of a particle varies with distance x from a fixed origin as v=A√x/x+B where A and B are constants.Find the dimensions of AB. 2.The refractive index of a material is given by the equation ʯ=A+B/ʎsquare where A and B are
asked by help me out it's urgent on July 30, 2012 
trig
An aifplane is flying on a compass heading (bearing) of 170* at 460 mph. A wind is blowing with the bearing 200* at 80mph. a) Find the component form of the velocity of the airplane. b) Find the actual ground speed and direction of the airplane.
asked by ale on May 25, 2011 
Physics
Assume the Earth is a perfect sphere of radius 6,400 kilometers. Find the weight of a 75.0 kg person at the North pole. Find the weight of this same person at the equator. (You don't need to use Newton's Law of Gravitation but you do need to analyze the
asked by Zac on July 26, 2012 
Calc III
Hello, Can somebody help me with the following two problems? 1. Find a value of a such that the vector makes an angle of 45 degrees with the vector or show that no such a exists. I started by using theta = arccos (u*v)/(absu*absv) must equal (sqrt2)/2
asked by Em on November 26, 2007 
MathAnswer included
{9, 7, 13, 24, 32, 45, 47} First you have to find the mean The mean is 9+7+13+24+32+45+47=177/7=25.2857=25.29 Find the standard deviation for the given data. Round your answer to one more decimal place than the original data. {9, 7, 13, 24, 32, 45, 47}
asked by Anonymous on November 6, 2009 
physics
A 215 g mass is attached to a spring and executes simple harmonic motion with a period of 0.250 s. If the total energy of the system is 2.30 J. (a) Find the force constant of the spring. 135.81 N/m (b) Find the amplitude of the motion. i just need help
asked by julie on January 12, 2011 
Trig  Law of sines and cosines
ABC is an equilateral triangle with side length 4. M is the midpoint of BC, and AM is a diagonal of square ALMN. Find the area of the region common to both ABC and ALMN. I drew the diagram but I don't know how to find the answer? I think it has something
asked by Sam on November 19, 2013 
math
Number of People You Have Known Who Were Victims of Homicide # of Victims Frequency 0 3944 1 279 2 97 3 40 4 30 a. To find the mean, it is necessary to give a score to the “4 or more” category. Find it, using the score 4.5. (In practice, you might try
asked by mary on September 21, 2011 
math
body of mass 7 kg moves in a (counterclockwise) circular path of radius 4 meters, making one revolution every 13 seconds. You may assume the circle is in the xyplane, and so you may ignore the third component. how do you find the centripetal force acting
asked by alice on February 18, 2009 
calculus
Find the tangential and normal components of acceleration of an object that moves along the parabolic path y=4x^2 at the instant the speed ds/dt=5. I know how to find the both these given a vector but no idea when given just a path and speed. i figured i
asked by Bryant on May 8, 2012 
Calculus To Reiney
I have 3 calc problems that i have not been able to do please help me... i've been on here yesterday as well but no one was able to assist me with these particular ones... 1. If f(x)=5x^3–2/x^4 find f'(x)____ what i got was (4x^2+7x12)/x^8 2. The
asked by John on April 28, 2008 
Adv Comp
I am doing a paper on symbolism in the book, The Accidental tourist by Anne Tyler, specifically about the chair with wings and the dog. I need to find online sources of people that critic the book or talk about these symbols. They have to be credible
asked by Rebekah on November 11, 2012 
math help please
I am having a hard time understanding recprocial with fractions I would like to find a web site to help me understand this better I have a problem that is need to know if i have done it right the question is find the reciprocial of (1/7)(14/3)(9) This how
asked by tara on February 3, 2007 
English
My teacher wants me to find subtle clues that John Steinbeck supposedly left in the book "Of Mice and Men" that characterized Steinbeck's personality, as well as what he thought of the critics of his books. I couldn't find anything about his personality
asked by Judy on November 11, 2009 
economics
i am doing my dissertation and i need to find a model to determine the optimum level of bank reserve ratio. i have looked at Richard Cothren (1987)’s journal entitled “ Asymmetric Information and Optimal Bank Reserves”. but i want to find a SIMPLE
asked by izy on December 3, 2009 
math
what is
asked by bret on November 30, 2006 
Personal FinanceMathe
Sue and Tom Wright are assistant professors at the local university. They each take home about $40,000 per year after taxes. Sue is 37 years of age, and Tom is 35. Their two children, Mike and Karen are 13 and 11. Were either one to die, they estimate that
asked by Jamie on May 6, 2007 
maths: plzz help
(a) A polygon with n sides has a total of 1/p*n(nq) diagonals, where p and q are integers. (i) find thhe value of p and q (ii) find the total number of diagonals in a polygon with 100 sides (iii) find the number of sides of a polygon which has a total of
asked by preeti on March 16, 2012 
Geometry
I have four questions: 1. The area of trapezoid ABCD is 60. One base is 4 units longer than the other, and the height of the trapezoid is 5. Find the length of the median of the trapezoid. 2. In trapezoid ABCD, line BC is parallel to line AD, angle ABD =
asked by jared on December 6, 2014 
Math (Analytic Geometry)
1. Find the equation of the set of all points P(x,y) that is equidistant from (3,0) and (3,5). 2. Find the equation of the set of all points P(x,y) that is twice as far from (8,8) as from (2,2). 3. Find the equation of the set of all points P(x,y) such
asked by Justsimplelikeme on July 6, 2016 
Analytic geometry
1. Find the equation of the set of all points P(x,y) that is equidistant from (3,0) and (3,5). 2. Find the equation of the set of all points P(x,y) that is twice as far from (8,8) as from (2,2). 3. Find the equation of the set of all points P(x,y) such
asked by Immaculate on July 6, 2016
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