Thursday

July 31, 2014

July 31, 2014

Number of results: 6,728

**economics**

The MidNight Hour, a local nightclub, earned $100,000 in accounting profit last year. This year the owner, who had invested $1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return)in the nightclub business?
*March 3, 2012 by Wilbert*

**Managerial Economics**

The Midnight hour a local nightclub earned $100,000 in accounting profit last year. This year the owner, who had invested $1million in the club, decided to close the club. What can you say about economic profit (and the rate of return) in the nightclub business?
*June 3, 2008 by Dawn*

**managerial economics**

The MidNight Hour, LOCl nightclub, earned $100,000 in accounting profit last year. this year the owner, who had invested $1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return) in the nightclub business?
*February 23, 2008 by jean*

**Managerial Economics Question**

1)The Midnight hour, a local nightclub, earned $100,000 in accounting profit last year. This year the owner, who had invested $ 1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return)in the nightclub business? ANSWER: ...
*July 26, 2007 by Ed*

**Managerial econ 1**

1)The Midnight hour, a local nightclub, earned $100,000 in accounting profit last year. This year the owner, who had invested $ 1 million in the club, decided to close the club. What can you say about economic profit (and the rate of return)in the nightclub business? ANSWER: ...
*July 24, 2007 by Ed*

**economics**

The Midnight Hours, a local nightclub earned 100,000 in accounting profits last year, this year the owner, who had invested 1,000,000 in the club, decide to close the club. What can you say about the economic profit (and the rate of return) in the night-club business?
*December 7, 2009 by Allan*

**brilient stars**

the temperature at 12 noon was 15 degree C above zero. if it decreases at the rate of 3 degree C per hour until midnight , at what time would the temperature be -3 degree C ? what would be the temperature at midnight
*May 9, 2014 by susan*

**math**

when babysitting, emily charges $5.50 per hour before midnight,and $4.50 after midnight.she earned $28.75 for taking care of the Bradford triplets until 1:30 in the morning. What time did Emily begin her babysitting job? plzzzzzzz help me! i've wasted 2 hours trying to figure ...
*August 23, 2011 by deja*

**math**

A certain kind of bacteria doubles in quantity every hour. At midnight two nights ago. only two of these bacteria were in a jar. At midnight last night, the jar was full. At what time was the jar half full?
*December 9, 2011 by peter*

**math**

Paul Curcio earns $8.25 per hour for regular time up to 40 hours, time-and-a-half for overtime, and double time for the midnight shift. Last week Paul worked 58 hours, including 6 on the midnight shift. What are his gross earnings?
*March 8, 2014 by Anonymous*

**business math**

Paul Curcio earns $8.25 per hour for regular time up to 40 hours, time-and-a-half for overtime, and double time for the midnight shift. Last week Paul worked 58 hours, including 6 on the midnight shift. What are his gross earnings?
*March 8, 2014 by shanise*

**algebra1**

at midnight, the temperature was-12degrees F. by noon, the temperature had risen 25degrees F. durinh afternoon, it fell to 10degrees f ANOTHER 3 degrees f by midnight. what was the temperature at midnight?
*August 29, 2010 by alanaR.*

**math**

Mitch Anderson is a security guard. He earns $7.45 per hour for regular time up to 40 hours, time-and-a-half for overtime, and double time for the midnight shift. If Mitch worked 56 hours last week, including 4 hours on the midnight shift, how much were his gross earnings
*June 5, 2013 by Beth*

**math**

Mitch Anderson is a security guard. He earns $7.45 per hour for regular time up to 40 hours, time-and-a-half for overtime, and double time for the midnight shift. If Mitch worked 56 hours last week, including 4 hours on the midnight shift, how much were his gross earnings?
*June 6, 2013 by sharon*

**math**

Mitch Anderson is a security guard. He earns $7.45 per hour for regular time up to 40 hours, time-and-a-half for overtime, and double time for the midnight shift. If Mitch worked 56 hours last week, including 4 hours on the midnight shift, how much were his gross earnings?
*September 5, 2013 by robin*

**math**

Mitch Anderson is a security guard. He earns $7.45 per hour for regular time up to 40 hours time and a half for overtime and double time f or the midnight shift. If mitch worked 56 hours last week, including 4 hours on the midnight shift, how much were his gross earnings?
*September 8, 2013 by Jessica*

**Math**

Here is the problem: Identify which of the following situations can be represented by 4 divided by 3/4, and explain your reasoning. A) Sue had 3/4 of a room to paint in 4 hours. How much of the room must she paint each hour to finish on time? B) Kendra has 4 yards of ...
*July 8, 2009 by B.B.*

**math**

the temperature in the desert can drop as much as 40'f from noon to midnight .At noon on july 31st the temperature in sahara desert is 3'f .If th temperature drps 39'f by midnight , what is the temperature at midnight ?
*July 10, 2013 by LESLIE*

**stats**

Between 11 P.M. and midnight on Thursday night, Mystery Pizza gets an average of 4.2 telephone orders per hour. Find the probability that,
*October 8, 2010 by mnmn*

**trig**

During a 12-hour period, the tides in one area of the Bay of Fundy cause the water level to rise to 6 m above average sea level and to fall 6 m below average sea level. The depth of the water at low tide is 2 m as measured against a pier. a.) Suppose the water is at average ...
*July 13, 2011 by Sean*

**math - integers**

4. The temperature is falling 3 degrees per hour. How many degrees has it fallen altogether from 12 noon to 12 midnight?
*February 7, 2012 by Randy*

**trig question...**

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

**Algebra;distance problem**

2. An express and local train leave Gray’s Lake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local, and arrives 1 hour ahead of it. Find the speed of each train.
*July 27, 2008 by Therese*

**math**

At 9:00 pm the outside temperature was 20 celcius, by midnight the temperature had dropped x degrees. Which of the following represents the midnight temperature? 20 + x 20-x 20 20x
*October 24, 2010 by carolyn*

**statistics**

A particular report included the following table classifying 711 fatal bicycle accidents according to time of day the accident occurred. Time of Day Number of Accidents Midnight to 3 a.m. 38 3 a.m. to 6 a.m. 29 6 a.m. to 9 a.m. 64 9 a.m. to Noon 78 Noon to 3 p.m. 98 3 p.m. to ...
*June 28, 2012 by annie*

**math**

the temperature has been dropping 3 degrees per hour. at midnight the temperature was 25 degrees. let y be the temperature after x hours
*February 24, 2014 by jacob*

**Stats**

A particular report included the following table classifying 713 fatal bicycle accidents according to time of day the accident occurred. Time of Day Number of Accidents Midnight to 3 a.m. 36 3 a.m. to 6 a.m. 29 6 a.m. to 9 a.m. 65 9 a.m. to Noon 78 Noon to 3 p.m. 98 3 p.m. to ...
*May 19, 2014 by Mzba*

**Math-Graphs**

graph g(x)=4(x^3)-24x+9 on a calulator and estimate the local maxima and minima. the answers are either a)The local maximum is about –13.627417. The local minimum is about 31.627417. b)The local maximum is about 31.627417. The local minimum is about –13.627417. c)The local ...
*July 21, 2008 by Max*

**Advanced Functions/Precalculus**

Trigonometry Questions 1. Solve the equation sin2x+1=-2sinx for 0≤x≤2π 2. Solve the equation 7sin2x-4sin2x/cosx=-1 where 0≤x≤2π 3. Determine the exact value of cos2(theta) when tan(theta)=3/4 and π<theta<3π/2 4. The average ...
*December 4, 2013 by john*

**how to sketch a graph of..**

Local minimum and local maximum imply that the function approaches negative and positive infinite at opposite sides of the graph. Local minimum (1,1) and local maximum (3,3) means the slope of the function is 0 at these points. Thank you so much. So 1)when the local minima is...
*November 5, 2006 by Leo*

**Physics**

Two friends are at the local high school track, a circle measuring 440 yards for one complete lap. Abe can jog at 8.2 miles per hour while Bob’s jogging speed is 4.6 miles per hour. If they both start at the same point and jog in the same direction (say clockwise), how many ...
*April 29, 2012 by Bob *

**Math**

In a lab experiment, the count of a bacteria doubles every hour. a)at 1pm, there was 23000 bacteria. How many bacteria will be present at midnight? I can't seem to get the correct answer. The answer is 47 104 000 bacteria. Thanks very much in advance!
*January 23, 2013 by A Canadian*

**Equation Ms Sue?**

From midnight to 6:00 am, the temperature rose 8°C. At 6:00 am, the temperature was –20°C. What was the temperature at midnight. I know it's -20-8 = -28 C temp at 12am, but how do I write it an equation?
*May 14, 2013 by Moby*

**precalculus**

Outside temperature over a day can be modelled as a sinusoidal function. Suppose you know the temperature is 80 degrees at midnight and the high and low temperature during the day are 90 and 70 degrees, respectively. Assuming t is the number of hours since midnight, find an ...
*March 26, 2013 by marie darling*

**math**

A local gym charges nonmembers $10 per hour to use the tennis courts. Members pay a yearly fee of $300 and $4 per hour for using the tennis coutrs. Write an equation to find how many hours, h, you must use the tennis courts to justify becoming a member.
*May 6, 2009 by puppy101*

**Math**

need to classify to stationary points as local minimum and local maximum of g(x) got this far 2x-7=0 4x+1=0 so x = 7/2 and x = 1/4 but bit confused on using xL and xR for each to get the local min and max..?
*September 12, 2010 by Pd*

**Equation help?**

From midnight to 6:00 am, the temperature rose 8°C. At 6:00 am, the temperature was –20°C. What was the temperature at midnight. I know it's -20-8 = -28 C temp at 12am, but how do I write it an equation?
*May 14, 2013 by Moby*

**Riddle**

If it were 2 hours later than it is right now, it would be half as long until midnight as it would be if it were an hour later than right now. What time is it?
*January 20, 2010 by Steve*

**Math**

A local gym charge nonmembers $ 19 per hour to use the tennis courts. Members pay a yearly fee of $300 and $4 per hour for using the tennis courts. Write and solve an equation to find how many hours you must use the tennis courts to justify becoming a member.
*January 7, 2008 by Ricky*

**english Midnight's Children**

In Midnight's Children by Salman Rushdie, which character is morally ambiguous? morally ambiguous= character whose behavior discourages readers from identifying them as purely evil or purely good
*July 25, 2009 by Joe*

**math**

The temperature was 30 colder at midnight than it was at noon. If it was 15 C at midnight, what was the temperature at noon?
*March 6, 2013 by Wesley*

**maths**

how can i solve this question- disney has 2 clocks.unfortunately both of them are faulty.1 of them loose 2 mintues every hour while the other gains during that time.he sets both of them correctly at midnight on 31 decemeber 2003 that is at the precise moment the year 2004 ...
*June 29, 2011 by suprita*

**stats business**

The manager of Fresh Foods, a grocery store in Utah, is considering expanding store hours from the present 7 A.M. to 11 P.M schedule to a 24-hour shopping. Based on information from Information Resources, Inc., a national market research firm, the estimated number of customers...
*February 6, 2011 by Anonymous*

**college math**

the speed limit on a local highway is 65 miles per hour. what is this speed in km/hr
*June 19, 2012 by Lourane*

**How to sketch graph of...**

a differentiable function y =f(x) that has the given properties. 1. local minimum at (1,1), and local maximum at (3,3) 2. local minima at (1,1) and (3,3) 3. local maxima at (1,1) and (3,3) I don't remember how to do this. Thank you. http://en.wikipedia.org/wiki/...
*November 3, 2006 by Jen*

**math**

the temperature at 12 noon was 10 degree Celsius above 0.decrease at the rate of 2 degree Celsius per hour until midnight at what time would temperature be 8 degree Celsius below zero? what would be temperature at mid-night?
*July 2, 2013 by dev*

**algebra **

Parking in a student cost $3 for the first half hour and $1.50 for each hour thereafter. A partial hour is charged the same as a full hour. What is the longest time that a student can park in this lot for $9?
*January 16, 2013 by luis barreto*

**math**

Enrique charges $5 for every 1/5 hour he spends walking dogs. In the morning he walks Buttons for 2/5 hour, Bruno for 1/5 hour, and Pepper for 3/5 hour, Monday through Friday. On Saturdays he takes Mimi, Diva, and Coco to the dog park for 4/5 of an hour. On Wednesday this week...
*March 28, 2014 by suri*

**math**

Enrique charges $5 for every 1/5 hour he spends walking dogs. In the morning he walks Buttons for 2/5 hour, Bruno for 1/5 hour, and Pepper for 3/5 hour, Monday through Friday. On Saturdays he takes Mimi, Diva, and Coco to the dog park for 4/5 of an hour. On Wednesday this week...
*March 28, 2014 by John*

**Probability 2 **

Between 11 P.M. and midnight on Thursday night, Mystery Pizza gets an average of 4.2 telephone orders per hour. Find the probability that, a. at least 30 minutes will elapse before the next telephone order b. less than 15 minutes will elapse c. between 15 and 30 minutes will ...
*November 2, 2009 by Janice *

**basic calculus**

use the first and second derivatives to find the x-coordinates of all local maxima and minima of f(x)=8e^2x-2x. indicate which of your answers are local minima and which are local maxima.
*May 14, 2012 by Connor*

**Temperature(Math)**

At 5 o'clock in the morning, the temperature at the top of the race course was -13o. By 10:00 A.M., it was +12o. How much had the temperature risen? Answer: 25o The temperature rose from -12o to +23o by noon. How much did the temperature change? Answer: 11o In the afternoon, ...
*January 26, 2012 by Andrew*

**math **

The temperature at 1:00 p.m. was 88 degrees farenheight. This was 12degrees warmer then at 8:00 a.m. Earlier on the same day, the temperature fell 7 degrees farenheight from midnight to 4:00 a.m. Then it rose 6 degrees farenheight from 4:00 a.m. to 8:00 a.m. What was the ...
*May 1, 2011 by cassandra*

**Science**

Two Cars A car leaves San Francisco, traveling east at 65 miles per hour. The driver takes a bathroom break of 15 min every 3 hours. Another car departs New York City at the same time, traveling at 60 miles per hour. This driver takes a bathroom break of only 10 minutes every ...
*June 21, 2007 by Daniell*

**calculus**

Suppose the function G(t) represents a test grade (out of 100 points) as a function of hours studied. If G(t)=-0.046t^3+0.915t^2+38.005 points, what is (dG/dt)when t=4? Round your answer to the nearest point per hour. a. 50 points per hour b. 3 points per hour c. 5 points per ...
*September 20, 2011 by Roger*

**floral disign**

What is the most effective way for you to locate local growers to supply your design needs? A. Do an online search for local flower growers. B. Ask other flower shops. C. Visit your local farmer's market. D. Ask commercial wholesalers.
*January 10, 2013 by Aaya*

**Math**

Beth got a job painting dorm rooms at her college. At top speed, she could paint 5 identical rooms during one 6-hour shift. How long did she take to paint each room? A. 50 minutes B. 1 hour and 10 minutes C. 1 hour and 12 minutes D. 1 hour and 15 minutes E. 1 hour and 20 minutes
*February 3, 2014 by Anonymous*

**algerbra**

parking in a student lot costs $1 for the first half hour and $1.25 for each hour there after. a partial hour is charged the same as a full hour what is the longest time that a student can park in this lot for $7?
*November 16, 2012 by Anonymous*

**algebra**

parking in a student lot cost $1 for the first half hour and $1.75 for each hour thereafter. A partial hour is charged the same as a full hour. What is the longest time that a student can park in this lot for $9 what is the answer
*July 28, 2012 by christina*

**Algebra**

Parking in a student lot cost $2 for the first half hour and $1.25 for each hour thereafter. A partial hour is charged the same as a full hour. What is the longest time that a student can park in this lot for $9? Simplify your answer.
*August 24, 2012 by Anonymous*

**Algebra**

Parking in a student parking lot costs 2.00 for the first half hour and $1.75 for each hour thereafter. A partial hour is charged the same as a full hour. What is the longest time a student can park for $9.00? Show your work.
*March 9, 2013 by Ruth*

**Algebra**

Two trains, one express and one local, leave Indianapolis at noon and head for Chicago 220 miles away. The express travels twice as fast as the local and arrives 2 hours ahead of the local. Find the speed of each train.
*October 30, 2012 by Jane*

**Calculus**

The average temperature T(x), in oF, in a small office building without air conditioning given by T(x) = 73 ¨C 14 cos (p (x ¨C 3.4))/12 where x is the time elapsed since midnight, 0 ¡Ü x ¡Ü 24. To cool the building, the air conditioning is turned on when the temperature first ...
*February 26, 2007 by C.Lopez*

**math**

Ben works 6 hours each day at his job at a local fast food restaurant. He went home sick after working 2 hours. what is the fraction of the 6 hour shift did he Not work?
*April 30, 2014 by Anonymous*

**math**

Kristi jogged for 3/5 of an hour, swam for1/2 an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise?
*September 12, 2008 by annonoumus*

**math**

at midnight the temperature was 28 degrees colder than it was at noon. The temperature at midnight was 34 degrees What was the temperature at noon
*February 8, 2014 by Anonymous*

**Science**

Which is the closest to the speed of sound in air? A. 7miles per hour B. 70miles per hour C. 700miles per hour D. 7000miles per hour C?
*March 24, 2012 by Derrick*

**5th grade**

Which of the following is a true statement, Carolyn spent 3/4 of an hour on her math homework, 5/6 of an hour on history, and 5/12 of an hour on science.
*February 15, 2010 by Anonymous*

**3 grade math**

if a man cut grass in 6 hour , another man cut in 12 hour , how many hour ther were both spend if they cut grass toghter. answer 9 hour or 4 hour
*November 30, 2011 by hiba*

**MATH**

1 My Math problem Intergers 2-(-2) = -4 iS -4 CORRECT 2.Between noon and 3pm, temp dropped 9 degrees (f). It increased 4 degrees (f) between 39m & 5pm and dropped 15 degrees(F) between 5om and midnight.If the temperature was -2 degrees (f) at midnight, what was the temperature...
*May 27, 2013 by AMERICAL*

**Calculus (pleas help!!!)**

Let p(x)=x^2(a−x), where a is constant and a greater than 0. Find the local maxima and minima of p. (Enter your maxima and minima as comma-separated xvalue,classification pairs. For example, if you found that x=−2 was a local minimum and x=3 was a local maximum, ...
*April 6, 2011 by Claudia*

**math help**

Enrique charges $5 for every 1/5 hour he spends walking dogs. In the morning he walks Buttons for 2/5 hour, Bruno for 1/5 hour, and Pepper for 3/5 hour, Monday through Friday. On Saturdays he takes Mimi, Diva, and Coco to the dog park for 4/5 of an hour. On Wednesday this week...
*March 28, 2014 by kartik*

**pre-algebra**

a pottery studio gives three-hour and five-hour classes for $41.00 an hour. The studio collects 6,437 for 41 classes. How many 3 hour classes and how many five hour classes were paid for?
*January 6, 2013 by Kimberly Fields*

**math**

crazy caps is giving away free caps. they gave away 4 caps in first hour.8 in the second hour. 12 in the third hour. 16 in the fouth hour. how many crazy caps will they give away in the six hour.
*April 14, 2010 by lilly*

**Algebra**

Parking in a student lot cost $1 for the first half hour and $1.25 for each hour thereafter. A partial hour is charge the same as a full hour is charge the same as a full hour. What is the longest time that a student can park in this lot for $9.
*August 1, 2012 by Kia*

**stats**

Between 11 P.M. and midnight on Thursday night, Mystery Pizza gets an average of 5.7 telephone orders per hour. a) Find the probability that at least 32 minutes will elapse before the next telephone order. b) Find the probability that less than 17 minutes will elapse. c) Find ...
*October 31, 2010 by anonymous*

**Math**

a car travelled 60 km in 25 mins. its speed is equilent to _____km/hour. In 2 1/3 hours this car travelled______km if it maintained at this speed. when you change mins to hour to you divide 60 into 25 to get the km/hour??? im confused. 60km/25 min. = 12km/5min 5 min. is 1/12 ...
*April 13, 2007 by Anonymous*

**Art**

Today, decisions in planning, selecting, and/or creating artwork for public display are made in the following way. Choices are: A. They are the decision of the artist B. by collaboration among the community, artist, and local government. C. They are the decision of the mayor ...
*February 15, 2012 by Samantha*

**Algebra **

Parking in a students lot cost $1 for the first half hour and $1.25 for each hour thereafter. A partial hour is charge the same as a full hour. What is the longest time that a student can park in this lot for $7? The longest time is ? (simplify your answer)
*May 25, 2012 by Please HELP*

**Calculus (help steve)**

f(x)=−8x^3+6ax^2−3bx+4 has a local minimum at x=1 and a local maximum at x=3. If a and b are the local minimum and maximum, respectively, what is the absolute value of a+b?
*June 28, 2013 by Bob*

**algebra**

marissa earns $3.75 per hour at a local fast food restaurant. write an expression for the amount she earns and determine how much she is going to earn in 7 hours. A: 3.75x;$26.25 B: 7x;$26.25 C: 3.75x + 7x;$10.75 D: 7x;$3.75
*March 26, 2013 by Anonymous*

**math**

marissa earns $3.75 per hour at a local fast food restaurant. write an expression for the amount she earns and determine how much she is going to earn in 7 hours. A: 3.75x;$26.25 B: 7x;$26.25 C: 3.75x + 7x;$10.75 D: 7x;$3.75
*March 26, 2013 by Anonymous*

**Grammar/english**

Predication for this sentence Our resolutions should begin at midnight on January 1. I'm not sure what you mean by predication, but I think "at midnight" and "on January 1" are redundant. Is that what you're after?? ?? One meaning for "predication" is the predicate of a ...
*December 8, 2006 by Niki*

**algebra1**

Marissa earns $3.75per hour at a local fast food restaurant. write an expression for the amount of money she earns and determine how how much she is going to earn in 7 hours. A.3.75x;$26.25 B.7x;$26.25 C.3.75x+7x;$10.75 D.7x;$3.75
*April 14, 2014 by angela*

**Maths Probability**

A dedicated professor has been holding infinitely long office hours. Undergraduate students arrive according to a Poisson process at a rate of λu=3 per hour, while graduate students arrive according to a second, independent Poisson process at a rate of λg=5 per hour...
*May 15, 2014 by Anonymous*

**MATH PLEASE im begging HELP!!!!!**

What is 900 feet per day converted into yards per hour? A. 12.5 yards per hour B. 37.5 yards per hour C. 112.5 yards per hour D. 7200 yards per hour
*January 30, 2013 by Wild*

**Business Calculus**

The function f(x)=4x+9x^-1 has one local minimum and one local maximum. Question: This function has a local minimum at x=______ with a value _______ and a local maximum at x=________ with value _______?
*May 2, 2008 by Daniela Davila*

**Probability**

A dedicated professor has been holding infinitely long office hours. Undergraduate students arrive according to a Poisson process at a rate of per hour, while graduate students arrive according to a second, independent Poisson process at a rate of per hour. An arriving ...
*May 13, 2014 by qwerty*

**Math**

What values of a and b make f(x) = x^3 + ax^2 + bx have a local max at x=-1 and a local min at x=3?
*May 22, 2010 by Anonymous*

**Calculus**

True or false If f'(c) = 0 and f9c0 is not a local maximum, then f(c) is a local minimum.
*December 14, 2010 by Mike*

**math**

find the values of a and b if the function y=2x^3+ax^2+bx+36 has a local maximum when x=-4 and a local minimum when x=5
*March 6, 2011 by badial*

**Mumford HS**

graph on calculator and estimate local maxima and local minima g(x)=1/2x^3-4x+3
*July 13, 2013 by Jennifer*

**calculus**

prove that the function f(x) = (x^101)+(x^51)+x+1 has neither a local maximum nor a local minimum
*October 28, 2010 by Sasha*

**Calculus - You wont get it**

Find the local max and local min and saddle points of f(x, y) = x^4 + y^4 - 4xy +1
*May 23, 2011 by Big Deal*

**math**

Consumers pay for electricity by the kilowatt-hour (the amount of electricity used by a 1,000-watt appliance in one hour). If electricity costs 10cents per kilowatt-hour, what is the cost of running a 100-watt lamp for 1. 1 hour? 2. 24 hours? 3. 1 year?
*December 7, 2010 by Mike*

**calculus**

find and classify all local minima, local maxima, and saddle points of the function f(x,y)= e^-y(x^2+y^2)
*July 13, 2010 by karen*

**calculus**

How to sketch the graph of a differntiable function y = f(x) that has the given properties.Local minimum at (1,1) and local maximum at (3,3)
*November 3, 2012 by Anthony*

**Math**

This is the question. In 1991, an American, Ann Trason, set a world record by running 100 km in 7hr,50min,09sec. What is the best estimate of her average speed? A.12 km per hour B.14 km per hour C.16 km per hour D.18 km per hour how do u figure this out? im stuck on this. im ...
*February 25, 2009 by Meherin*

**12th Calculus**

use the derivative of the function y=f(x)to find the points at which f has a local maximum local minimum point of inflection y'=(x-1)^2(x-2)(x-4)
*November 11, 2008 by elley*

**calculus**

Find the correct values for the equation -x^3 +bx^2 +cx + d, using this information, local min x= -5, local max (1,11). Point of inflection = -2.
*March 5, 2014 by sara*

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