
math calculus
. Folding a Pyramid  A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid.
asked by Paige on December 3, 2012 
managemnet
what elements should be present in a appraisal system? Can this be like pay for performance type thing or am i going in the wrong direction. Since this is not my area of expertise, I searched Google under the key words "business appraisal system" to get
asked by lois on July 23, 2007 
To SraJMcGin
Hello, we have to do another essay and this one is on the playboy of seville in english. I need help trying to find the passages for this question: There are a few important passages in the play where characters desribe their feelings in terms of ice and
asked by Alicia on October 28, 2008 
Chemistry
Please help me with these questions: 1. Consider the equation:2Na+ 2H2O>2NaOH +H2 If 92.0g of sodium is reacted with 76.0g of water until the reaction goes to completion, which reactant will remain and in what quantity? A: I know that H20 is the
asked by Sally on January 27, 2011 
Math
2. Find the product of 2 1/2 and 2/5. a. 2 2/10 b. 2 3/7 c. 2 4/9 d. 2 9/10 3. Which of the following makes the statement true? 1/5^0 = ? a. 1 b. 1 c. 5 d. 0 4. The area of a certian state is 840,000 square miles. What is this area in scientific
asked by Nyla on September 14, 2012 
Foreing languages
Could you check if everything is correct, Writeacher? 1) My husband and I would like to spend the period from August ... to August .. in . We are looking for a fourstar hotel on a sea front , which offers a a kids’ club as well as a playground where my
asked by John on July 9, 2012 
English
Writeacher, Thank you for your help!! I am trying to rewrite a cover letter, trying to reword so I can put some of the requirements for the job into my cover letter. One of the paragraphs reads  You will find me a loyal, personable, and dedicated
asked by Ann on August 8, 2008 
Japanese (extramural: linguistics/culture/history)
Hallo, my name is Joshua. I'm currently doing my matric in south africa, which is most unfortunate, because south africa doesn't have much to offer in terms of "foreign languages/culture." (Moving to england in a month. Perhaps it has more to offer^^) I am
asked by Joshua on November 3, 2007 
design
In an effort to promote a better understanding of what design is and how to discuss it, your firm is having a weekly series of meetings. Within your first week, please find a design to include in your presentation that is different than the material you
asked by sue on November 15, 2008 
Calulus/Optimization
I don't understand how to solve optimization problems, (like here's the volume of a box, find the least amount of material it would take to make such a box). Is there a tutorial or some general step by step instruction on how to do these? Thanks in
asked by Amy on April 1, 2007 
algebra 2
Three friends share the cost of a pizza. The base price of the pizza is p and the extra toppings cost $4.50. If each person’s share was $7.15, which equation could be used to find p, the base price of the pizza?
asked by hannah on October 24, 2013 
math
craig reads a book with 10 pages in the morning a book with 26 pages before dinner and a book with 10 pages after dinner find the mode of the number of pages in the books that craig read
asked by lily on September 5, 2013 
algebra
The perimeter of a triangle is 45 centimeters. Find the lengths of its sides, if the longest side is 7 centimeters longer than the shortest side, and the remaining side is 2 centimeters longer than the shortest side.
asked by LaTasha on May 29, 2016 
Physics
The diameter of the Moon is 3480km. What is the volume of the Moon? How many Moons would be needed to create a volume equal to the Earth? How do you find the volume of the Moon from just the diameter? Also, does anybody know how to figure out the volume of
asked by Phillip on August 11, 2009 
geometry
In triangle ABC, if line BC is one inch longer than line AB, line AC is 10 inches shorter than the sum of line BC and line AB , and the perimeter of triangle ABC is 72 inches, find the length of line BC?
asked by meghan on November 3, 2010 
Math
The formula N = 10(4') gives N, the number of bacteria present in a culture after t hours. How many hours does it take for the number of bacteria to grow to 2,560? a. 2 hours b. 3 hours c. 4 hours d. 5 hours The answer is c., but is there another way to
asked by Angie on June 14, 2009 
statistics
A bag contains 8 white and 3 black counters. Two counters are drawn, one after the other. Find the probability of drawing one white and one black counter, in any order. i) If the first counter is replaced ii) if the first counter is not replaced.
asked by navin on April 19, 2017 
maths
a man travelled a distance of 22km in one hour partly in a car at a speed of 30 km/hour and partly on a motorcycle at 18km/hour. find the distance travelled by him in the car
asked by usha on September 25, 2017 
Calulus
Consider the following function. f(t) = 3t2 − 3 (a) Find the average rate of change of the function below over the interval [3, 3.1]. (b) Compare this average rate of change with the instantaneous rates of change at the endpoints of the interval. (at t =
asked by Sophie on October 15, 2010 
sanket study centre
In triangle ABC p,q,r such that they lie interior of triang ABC and AP=AR and all the three sides of triangle PQR are scalan if area of triangle PQR is 100 then find area of triangle ABC
asked by sanjay on November 11, 2015 
Math
The height of a Norway Spruce is 10 feet. 2 1/2 feet per year, how long will it take the tree to reach the height of 25 ft? Write an equation that could be used to find how long it will take for the tree to reach a height of 25 ft.
asked by Amy on September 6, 2016 
Elementary Statistics
A machine has 7 identical components which function independently. The probability that a component will fail is .2. The machine will stop working if more than three components fail. Find the probability that the machine will be working?
asked by Tony on June 8, 2011 
8th grade math
A model car is a 1/43 scale model of the original car. What is the scale factor needed to find the dimensions of the original car? model car=4.2" long, 1.3"tall, and 1.6" wide?
asked by Kory on January 16, 2013 
Geometry
The perimeter of a Triangle(MNO) is equal to the perimeter of square ABCD. If the sides of the triangle are represented by 4x+4, 5x3, and 17, and one side of the square is represented by 3x, find the length of a side of the square.
asked by LP on January 6, 2013 
stat
a machine has 7 identical components which function independently. the probability that a component will fail is 0.2. the machine will stop working if more than three components fail. find the probability that the machine will be working.
asked by anonymous on April 12, 2010 
discrete probability distribution (help please!)
a machine has 7 identical components which function independently. the probability that a component will fail is 0.2. the machine will stop working if more than three components fail. find the probability that the machine will be working.
asked by anonymous on April 12, 2010 
maths
a spherical ballon is being inflated at the rate of 10 cu in/sec.find the rate of change of area when ballon has a radius of 6 inch. (a)3.33 in2/sec (b)3.67 in2/sec (c)3.11 in2/sec (d)none of these
asked by ankur on June 6, 2013 
math equation
If the side of a square are extended to form a rectangle. One side of the square is extended by 5cm and the other side by 2cm. The area of the rectangle is 130cm^3. Find the length of the side of the square
asked by Charlie Benj on June 30, 2016 
Math
Craig reads a book with 10 pages in the morning, a book with 26 pages before dinner, and a book with 10 pages after dinner. Find the mode of the number of pages in the books that Craig read.
asked by Joei Fierro on September 1, 2011 
math
One week Trey rented 4 DVDs and 2 video games for $18. The next week he rented 2 DVDs and 1 video game for $9. Find the rental costs for each video game and DVD.
asked by anne on January 22, 2014 
trig
Find the values of the other five trigonometric functions for angle S. a) cos S=1/3 and the terminal side of angle S is in Q1. b) tan S=10/7 and the terminal side of S is in Q2. c) sin S=5/14 and the terminal side of S is in Q3. d) sec S=13/11 and the
asked by Chelci on October 25, 2011 
Chemistry
How many grams of iron at 200.0 c must be placed in 200.0 g of water at 18.0 c so that the temp of both will be 30.0 c ? Okay so the SH of iron = .106 This is what I have set up.. Not sure if I'm going at this the right way.. (.106) (m) (170.0) = (1.0)
asked by John on October 4, 2015 
trig
Find the values of the other five trigonometric functions for angle S. a) cos S=1/3 and the terminal side of angle S is in Q1. b) tan S=10/7 and the terminal side of S is in Q2. c) sin S=5/14 and the terminal side of S is in Q3. d) sec S=13/11 and the
asked by Chelci on October 25, 2011 
algebra 2
the perimeter of a triangle is 49 centimeters. find the lenghts of its sides, if the longest side is 9 centimeters longer than the shorter side, and the remaining side is 4 centimeters longer than the shorter side.
asked by takeidra on November 3, 2011 
Math
A group of adults and kids went to see a movie. Tickets cost $7.00 each for adults and $4.50 each for kids, and the group paid $64.00 in total. There were 4 fewer adults than kids in the group. Find the number of adults and kids.
asked by Jamie on June 20, 2015 
Math
Ned caught 1/3 pound of fish. Sarah caught 5/12 pound of fish. Jessica caught 1/6 pound of fish. Which diagram shows how to find how many pounds of fish they caught altogether. 2/6 2/6 1/6 3/12 5/12 6/12 1/3 5/12 1/6 1/12 5/12 1/12
asked by Maya on January 26, 2012 
2nd Grade Math
Craig reads a book with 10 pages in the morning, a book with 26 pages before dinner, and a book with 10 pages after dinner. Find the mode of the number of pages in the books that Craig read.
asked by Leelee on September 8, 2010 
Maths
“A solid consists of a right circular cylinder surmounted by a cone of the same diameter. If the height of the cone is 'h' and the volume of the solid is 3 times the volume of the cone , then find the height of the cylinder.”
asked by Megha on March 17, 2016 
Math
Plane A leaves the airport. One hour later, Plane B leaves the same airport on the same course. It catches up to Plane A in 2.5 hours. The average speed of Plane B is 300km/h faster than Plane A. Find the speed of each plane.
asked by Jessica on March 17, 2015 
Math please help.
Find the function that has the greater rate of change As x increases by 1, y increases by 3. The graph x: 1  0  1 y: 0  2  4 A. the slopes are equal B. the graph has a greater slope C. the function rule has a greater slope**** D. none of the above
asked by Anne on May 3, 2015 
Algebra
The difference of two integers is 6. The sum of twice the smaller and the larger is 72. Find the integers. The sum of 3 times a larger integer and 2 my answer the lager integer is 192 and the smaller integer is 72
asked by liliy on June 23, 2016 
Math
I need help!! please One morning in Helena Montana the temperature was 12 degrees Fahrenheit Below zero. By noon the temperature had risen to 25°F Which expression can be used to find the temperature in degrees F at noon that day in Helena Montana? A.
asked by Soup on October 13, 2017 
Algebra II
Two sides of a triangle are equal in length. The length of the third side is three meters less that the sum of the lengthsof the other two sides.Find the length of the longest side of the triangle if its perimeter is 29 meters. Please help. Thanks.
asked by Lucy on October 23, 2007 
Word Problem
The surface area of a balloon is given by S(r) = 4(pie)r^2, where r is the radius of the balloon. If the radius is increasing with time t, as the balloon is being blown up, according to the formula r(t)=4/5t^3,t>=0, find the surface area S as a function of
asked by coried on August 26, 2009 
math
The probability that Jack plays guitar on a raining day is 0.6 and on a sunny day is 0.5. The probability that is rains tomorrow is 0.8. Find the probability that Jack will not play guitar tomorrow? Is it 32%?
asked by Ashley on February 18, 2014 
collegeMath
The force in newtons needed to stretch a certain spring x centimeters from its resting position is given by the function f(x)=8x^2 where 8 is the spring constant. Find the force needed to stretch the spring 4 centimeters.
asked by Donovan Henry on November 19, 2010 
Stats
The probability that Jack plays guitar on a raining day is 0.6 and on a sunny day is 0.5. The probability that is rains tomorrow is 0.8. Find the probability that Jack will not play guitar tomorrow.
asked by Ashley on February 8, 2014 
Math
A pencil, eraser and notebook cost a total of $1. If a pencil costs more than 2 erasers, 8 erasers cost more than 3 notebooks, and 5 notebooks cost more than 6 pencils, find the cost of a pencil. I don't know what to do. please help!!!!
asked by Tianze on March 16, 2016 
Calculus
An error in the measurement of the radius of a circle results in an error in the computation of its area. Find and interpret the sensitivity of area (a) of a circle to the measurement of radius, r, when the radius r=2 meters.
asked by jan on October 22, 2016 
mathfractions
Each band member had 12 tickets to sell, Jamie sold 9 of his tickets Matt sold 6 of his tickets. Using fractions find the total number of tickets sold by Jamie & Matt
asked by sam on February 11, 2014 
Statistics
The probability that Jack plays guitar on a raining day is 0.6 and on a sunny day is 0.5. The probability that is rains tomorrow is 0.8. Find the probability that Jack will not play guitar tomorrow? Is it 32%?
asked by Ashley on February 18, 2014 
Math
Ned caught 1/3 pound of fish. Sarah caught 5/12 pound of fish. Jessica caught 1/6 pound of fish. Which diagram shows how to find how many pounds of fish they caught altogether. 2/6 2/6 1/6 3/12 5/12 6/12 1/3 5/12 1/6 1/12 5/12 1/12
asked by Maya on January 26, 2012 
statistics
Case Study Chapter 6 and 7 FOR FULL CREDIT SHOW EQUATIONS USED AND WORK. ELEVATOR CAPACITY: Suppose an elevator has a maximum capacity of 16 passengers with a total weight of 2500 lbs. The mean weight of females is less than the mean weight of males so we
asked by Chris on March 7, 2016 
Calculus
The police department must determine a safe speed limit on a bridge so that the flow rate of cars is at a maximum per unit time. The greater the speed limit, the farther apart the cars must be expected to be in order to allow for a safe stopping distance.
asked by Max on November 9, 2012 
Chemistry
My question is basically to find out what these reactants yield: CuCl2(aq) + NH3(aq) > ? my best guess here is... CuCl2(aq) + 6NH3(aq)>[Cu(NH3)4(H2O)2]2+ + N2(g) + 2HCl Im pretty sure about the [Cu(NH3)4(H2O)2]+2 part but not sure about the rest. The
asked by Frederique on November 7, 2006 
Physics
An ideal spring with a stiffness of 329 N/m is attached to a wall, and its other end is attached to a block that has a mass of 15.0 kg. The spring/block system is then stretched away from the spring's relaxed position until 57.0 J of mechanical energy is
asked by John on December 4, 2009 
physics
A meter stick is held vertically with one end on the floor and is then allowed to fall. Find the speed of the other end when it hits the floor, assuming that the end on the floor does not slip. (Hint: Consider the stick to be a thin rod and use the
asked by teal on December 19, 2010 
Statistics
Based on data collected by the National Center for Health Statistics and made available to the public in the Sample Adult database (A5), an estimate of the percentage of adults who have at some point in their life been told they have hypertension is 23.53
asked by Vanessa on March 15, 2017 
Physics 3
A 2.3keV proton is moving horizontally and passes perpendicular to the Earth’s magnetic field at a location where the field magnitude is 52.0 T. i) Determine the magnetic force on the proton? ii) Find the ratio of this force to the gravitation force
asked by Ziera on April 13, 2011 
Physics 3
A 2.3keV proton is moving horizontally and passes perpendicular to the Earth’s magnetic field at a location where the field magnitude is 52.0 T. i) Determine the magnetic force on the proton? ii) Find the ratio of this force to the gravitation force
asked by Ziera on April 13, 2011 
Physics
The drawing shows a person (weight W = 592 N, L1 = 0.841 m, L2 = 0.410 m) doing pushups. Find the normal force exerted by the floor on each hand and each foot, assuming that the person holds this position. force on each hand N force on each foot N I post
asked by Robinson on April 4, 2008 
physics
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 24.0° below the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline with a
asked by Anonymous on September 19, 2012 
Statistics
Who is the king of late night TV? An Internet survey estimates that, when given a choice between David Letterman and Jay Leno, 52% of the population prefers to watch Jay Leno. Suppose that you randomly select three late night TV watchers and ask them which
asked by Megan on May 22, 2014 
Physics
Prairie dogs are burrowing rodents. They do not suffocate in their burrows, because the effect of air speed on pressure creates sufficient air circulation. The animals maintain a difference in the shapes of two entrances to the burrow, and because of this
asked by Help on September 7, 2015 
probability
When you enter your bank, you find that there are only two tellers, both busy serving other customers, and that there are no other customers in line. Assume that the service times for you and for each of the customers being served are independent
asked by Brian on November 26, 2018 
physics
The figure shows a jet engine suspended beneath the wing of an airplane. The weight of the engine is 12600 N and acts as shown in the figure. In flight the engine produces a thrust of 69100 N that is parallel to the ground. The rotational axis in the
asked by Tyler on February 1, 2017 
Calculus
Hi~ Thank you for your help! I was trying to work on a problem about Taylor series, but i don't think im approaching the problem the right way. I have to find the fifth order Taylor polynomial and Taylor series for the function f(x) at x = 0. f(x) =
asked by KIKSY on March 7, 2011 
physics
the tallest volcano in the solar system I the 23 km tall Martian volcano, Olympus Mons. An astronaut drops a ball off the rim of the crater and that he fee fall acceleration of the ball remains constant throughout he ball's 23 km fall at a value of 3.3
asked by luma on September 21, 2015 
PHYSICS
The figure shows a jet engine suspended beneath the wing of an airplane. The weight of the engine is 14600 N and acts as shown in the figure. In flight the engine produces a thrust of 55100 N that is parallel to the ground. The rotational axis in the
asked by Anonymous on May 2, 2015 
Physics
The target is to be dropped from the point A at t = 0, the same moment as the gun is ﬁred. The bullet hits the target at a point P. Let the initial speed of the bullet be v0 = 106 m/s, let the angle between the vector v0 and the horizontal (x) direction
asked by Jimmy on September 30, 2011 
English
What is the purpose of Lord Capulet arranging Juliet's marriage to Paris so suddenly after Tybalt's death? It is obviously to speed up the action in the play and give Friar Lawrence and Juliet to find some way to bring Romeo back to Verona, however, is
asked by Lucina on January 6, 2015 
Chemistry
Construct a cooling curve (looks the same as a heating curve) for a substance with a molar mass of 200 that has a gas phase specific heat capacity of 2.9J/g K, a boiling point of 525 K,a liquid phase specific heat capacity of 3.24 J/g K, a freezing point
asked by Neveah on February 7, 2016 
statistics
The marketing department of a company would like to introduce 12 monthly special products in the coming 12 months. If these monthly special products are selected randomly from 24 products, find the probability that two specific products are the monthly
asked by Alberta on March 19, 2013 
chem lab
hi im doing a post lab sheet for chem class. and im having a little trouble. i have: temperature 12.6 C > 285.6 K Time 816 sec but im supposed to find 1/T(K) it looks like my classmate did this: 12.6 x 285.6 = 3598.56 however they gave me the response to
asked by chem on October 16, 2010 
physics
n this problem, we will carry out some steps of the quantum factoring algorithm for N=15. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=2? (b) Assume that we found this k using period
asked by s on March 22, 2013 
Physics
A synchronous satellite, which always remains above the same point on a planet's equator, is put in orbit around Neptune so that scientists can study a surface feature. Neptune rotates once every 16.1 h. Use the data of Table 13.2 to find the altitude of
asked by Ana on March 13, 2010 
Quantum Physics
In this problem, we will carry out some steps of the quantum factoring algorithm for N = 15 (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x = 2 ? (b) Assume that we found this k using period
asked by Gyanno on March 21, 2013 
Physics
while surveying a cave, a spelunker follows a passge 180m straight west, then 210 m in a direction 45 degrees east of south and then 280m at 30.0 degrees east of north. After a fourth unmeasured displacement, she finds herself back where she started. Use
asked by Sarah on June 4, 2009 
Social Studies (URGENT)
Why was it much more common to help and visit on'es neighbours during the 1820's in Upper Canada than it is here today? This is the only part in the textbook that talks about it but I can't find answer. text: It was much more common to help and visit on'es
asked by John on February 3, 2010 
Chemistry
I am really lost with this. Calculate the amount of energy released in kJ/mol for the fusion reaction of two 1H atoms to yield a 2H atom and electron: 1/1H+1/1H→2/1H+0/1e The atomic masses are 0/1e (0.0005486 u), 1H (1.00783 u), 2H (2.01410 u), and 3He
asked by Bob on September 19, 2015 
Math
4.)Find the unit rate. Round to the nearest tenth, if necessary. 344 miles in 11 hours A.)344 Miles/Hour B.)3,784 Miles/Hour C.)0.03Miles/Hour D.)31.27 Miles/Hour Is My Anwser C.)0.03Miles/Hour? If not can you explain why? & if so Thank You
asked by YRN DJ on November 2, 2015 
calculus help please
hi what is lim as x reaches one of the function x/LN(x) is it one or does the limit it not exist. hi what is limit as x reaches one of the function x/LN(x) is it one or does the limit it not exist. Have you tried graphing it? That will tell you if the
asked by Anonymous on December 2, 2006 
math
a boat starts at point a p travels 15 miles due north to point r then turns due east and travels 8 more miles to the dock at point t find the distance the boat would have traveled if it had gone directly from point p to point t
asked by cathy on February 20, 2013 
statistics
a person drove on a highway first 5km at a speed of 60km/h ,the second 5km at a speed of 85km/h , third 5km at a speed of 92km/h and last 5km of his journey,the speed was 8okm/h.Use suitable average to find average speed of the journey of 20km.
asked by Ana on November 10, 2016 
Physics check
So I have an experiment and we have to find the mechanical advantage. 1. What is the MA when the load force is 7N and the effort force is 3N? 2. What is the MA when the load force is 7N and the effort force is 6N? My answer for 1. is 2.34 and 2. is 1.17.
asked by Tinatike on November 6, 2011 
Calculus Physics
Imagine a spaceship on its way to the moon from the earth. Find the point, as measured from the center of the earth, where the force of gravity due to the earth is balanced exactly by the gravity of the moon. This point lies on a line between the centers
asked by danny on March 2, 2015 
Statistics
From a recent statistical analysis for the last five years, on an average there are 4 (major) air accidents per month in the world. Let X be the number of air accidents occurred in a randomly selected month. It is known that X ~ Poisson() approximately,
asked by Desire Glenn on November 5, 2012 
Math
how do I solve this problem. In 1920 the record for a certain race was 445.7 sec. In 1970, it was 44.2 sec. Let R(t) = the record in the race and t = the number of years since 1920. a) Find a linear function that fits the data R(t) = b) What is the
asked by lisa on September 26, 2010 
Math (triangles)
Given b=48, A=36 degrees find the remaining parts of the right triangle. B= a)144 degrees b)154 degrees c)54 degrees d)64 degrees We know that one angle equals 36 and since it is a right triangle another must equal 90. The sum of the angles of a triangle
asked by melinda on March 9, 2007 
math help me out
at the beginning of the year, the owner of a jewel shop raised the prices of all the jewel in his shop by x% and lowered then by x%. The price of one jewel after this up and down cycle reduced by rs 100. the owner carried out the same procedure after a
asked by vipul on August 6, 2016 
trig
Two people decide to estimate the height of a flagpole. One person positions himself due north of the pole and the other person stands due east of the pole. If the two people are the same distance from the pole and a = 30 feet from each other, find the
asked by Tina on February 10, 2013 
physics
A 3.5kg block slides down a ramp with friction, as shown in the figure. The top of the ramp is 1.5 m above the ground; the bottom of the ramp is h = 0.17 m above the ground. The block leaves the ramp moving horizontally, and lands a horizontal distance d
asked by gomolemo on September 7, 2017 
chemistry
A student obtained a clean, dry, glass stoppered flask. The weight of the flask and stopper was 32.634 g. The student filled the flask with water and obtained a mass for the full stoppered flask of 59.479 g. The density of water at the temperature of the
asked by k.rosales on January 29, 2013 
physics
A 0.280kg volleyball approaches a player horizontally with a speed of 15.0 m/s. The player strikes the ball with her fist and causes the ball to move in the opposite direction with a speed of 22.0 m/s. a)what impulse is delivered to the ball by the
asked by Kim on December 5, 2010 
physics
A 0.224kg volleyball approaches a player horizontally with a speed of 18.0 m/s. The player strikes the ball with her fist and causes the ball to move in the opposite direction with a speed of 22.0 m/s. (a) What impulse is delivered to the ball by the
asked by sara on March 3, 2016 
English
(1) It rains. (2) It is cold. (3) It is growing dark. (4) It seems that there is no end to this. (5) It is unclear why he cut the rope. (6) It snows a lot. (7) It is snowing a lot.  "Rains" and "snows" are impersonal verbs. It
asked by rfvv on May 22, 2017 
Calculus
Find the area cut off by x+y=3 from xy=2. I have proceeded as under: y=x/2. Substituting this value we get x+x/2=3 Or x+x/23=0 Or x^23x+2=0 Or (x1)(x2)=0, hence x=1 and x=2 are the points of intersection of the curve xy=2 and the line x+y=3. Area under
asked by MS on April 1, 2014 
Math (Connexus 6th)Unit 6
Identify an equation that models the situation and find its solution. Kane planned to build a 53centimetertall model of a building. He later decided to increase the model's height to 159 centimeters. What was the increase of the model’s height in
asked by Can you help me please(I need answers fast) on December 6, 2017 
Geometry
ABGF is a square with half the perimeter of square ACDE. GD = 4in. Find the area of the shaded region. Please help me work this problem out I am stuck. It's a square and in the top right corner there in another square inside it that is 1/4 the size of the
asked by Pleasehwlp on June 7, 2016 
physics
A 0.255kg volleyball approaches a player horizontally with a speed of 14.2 m/s. The player strikes the ball with her fist and causes the ball to move in the opposite direction with a speed of 22.0 m/s. (a) What impulse is delivered to the ball by the
asked by sally on March 29, 2012
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