# find the derivative of y=(3x+1)^2 y= square root 13x^2-5x+8

97,722 questions, page 916
1. ## Math,fraction word problem

a total of 9litres of orange syrup was poured equally into 6jug. Susan poured 2over5 litres of orange syrup from a jug into a glass&drank it.she found the syrup too sweet,so she added 4over5 litres of water into the jug she had.find the total amount of

asked by Da S on November 3, 2011
2. ## Statistics

The probability that Samantha will be accepted by the college of her choice and obtain a scholarship is 0.35. If the probability that she is accepted by the college is 0.65, find the probability that she will obtain a scholarship given that she is accepted

asked by Maria M. on May 4, 2016
3. ## English

Can you please suggest internet sites where I can find fill-in-the-blank exercises to practice computer-related terminology. Thank you. Here are some more sentences I'd like you to check. 1) The family was conceived as a patriarcal unit. 2) Women had the

asked by Mike on February 23, 2011
4. ## trigonometry

a clock has a dial face of 12 inches radius the minute hand is 9 inches while the hour hand is 6 inches the plane of rotation of the hour hand is 2 inches above the plane of rotation of the minute hand. Find the distance between the tips of the minute and

asked by Rose on March 18, 2014
5. ## Biology

Which of the following is/are feasible within the context of phage research and phage therapy? I. A cocktail of phages personally tailored to an individual’s infection could be used to combat a specific type of antibiotic-resistant bacteria. II. A

asked by trenton on September 10, 2018
6. ## physics

The treasure map gives the following directions to the buried treasure: "Start at the old oak tree, walk due north for 490 paces, then due east for 120 paces. Dig." But when you arrive, you find an angry dragon just north of the tree. To avoid the dragon,

asked by Angela on October 11, 2009
7. ## Physics

A simple pendulum has a bob of mass M. The bob is on a light string of length l. The string is fixed at C. At position A, the string if horizontal and the bob is at rest. The bob is released from A and swings to B, where the string is vertical. The tension

asked by Kyle on October 11, 2015
8. ## Math !...

Hi, Can You Please Help Me? What is the amount of sales tax owed on a $39 jacket if the tax rate is 5%?$1.85 $1.90$1.95 $195.00 (my answer) A flower arrangement was marked down 12.5%. If the flowers originally cost$20, what is the amount of the

asked by Anonymous on January 28, 2013
9. ## math

the amount of revenue brought in by states from motor vheicle licenses increased at a relatively constant rate of 499.79 million dollars per year from 1990 to 2000. In 2000, the states brought in 15099 million dollars in revenue from motor vehicle. a: what

asked by Taylor on November 14, 2013
10. ## math stuff

Do the exact calculation: 7182 x 2123= ________ Approximate to the nearest hundred _____x_____=__________ Difference between exacct and approximate value=_______ Can you help me with another problem too? N of the 20 coins are quarters and the rest are

asked by Marisol on April 7, 2007
11. ## Physics

Suppose the skin temperature of a naked person is 34 degree celsius when the person is standing inside a room whose temperature is 23 celsius. The skin area of the individual is 1.5m^2. (a) Assuming the emissivity is 0.80, find the net loss of radint power

asked by Coreen on April 13, 2007
12. ## physics

A reel has radius R and moment of inertia I. The reel is positioned at the top of a slope and a block is also on the slope with some angle theta. One end of the block of mass m is connected to a spring of force constant k, and the other end is fastened to

asked by mightymouse on March 31, 2009
13. ## Chemistry 2

calculate the theorectical yield of the compounds to be prepared in the experiment. The metal ion in both cases is the limiting reagent.Find nuber of moles of Cu(II) in the sample of CuSO4 x 5H2O that you used. The equal the number of moles of [Cu(NH3)4]x

asked by Debbie on April 7, 2012
14. ## Algebra 2

Given: log(10,5)=a, log(10,3)=b, log(10,2)=c Find: log(30,8)

asked by Anonymous on November 5, 2016
15. ## honors chemistry- isotopes...

can scientists actually measure the mass and relative abundance of isotopes of an element by counting each particle and measuring their masses? [ i think no because it would be too small ] if not, how could a scientist measure the mass and relative

asked by guitarking4000 on October 31, 2006
16. ## Physics

Consider a 4.6 kilogram object moves from the origin always to the right (call that x-axis). Its speed increases uniformly (means constant acceleration) from zero to 0.667 metres/sec. 1.Describe how its velocity changes: initial, final and whether it

asked by PhysicsStudents on November 18, 2015
17. ## Creative Writing

I have to chose either "At Navajo Monument Valley Tribal School" or "Earthmoving Malediction" . I am going to chose Earthmoving Malediction but i don't know were to started from their this is the direction. Focus on setting for your analysis. Describe the

asked by Anonymous on July 2, 2009

When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This explosion blows much or all of a star's mass outward, in the form of a rapidly expanding spherical shell. As a simple model of the supernova process, assume

asked by KS on May 4, 2015
19. ## Physics

When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This explosion blows much or all of a star's mass outward, in the form of a rapidly expanding spherical shell. As a simple model of the supernova process, assume

asked by Bob on January 29, 2013
20. ## PHYSICS

When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This explosion blows much or all of a star's mass outward, in the form of a rapidly expanding spherical shell. As a simple model of the supernova process, assume

asked by Anonymous on May 2, 2015
21. ## PHYSICS

When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This explosion blows much or all of a star's mass outward, in the form of a rapidly expanding spherical shell. As a simple model of the supernova process, assume

asked by Anonymous on May 3, 2015
22. ## Physics

When some stars use up their fuel, they undergo a catastrophic explosion called a supernova. This explosion blows much or all of a star's mass outward, in the form of a rapidly expanding spherical shell. As a simple model of the supernova process, assume

asked by Cat on January 29, 2013
23. ## Math

A chemistry teacher needs 2.5 liters of a sulfuric acid solution that is 20% sulfuric acid and 80% water . He has 2 liters of a 15% sulfuric acid solutionleft over from earlier laboratory exercises. He also has 44 liters of a 50% solution. Let x represent

asked by Paul on May 31, 2011
24. ## English

I am in college classes and english has never been my strongest class. So I was wondering if anyone would look over my work and see if it is correct and if not offer suggestions for fixing. Thank you in advance. Each of the following sentences has one

asked by Angelina on April 20, 2011
25. ## Pre-Calculus

On a campus of 9000 students, a single student returned to campus with a case of measles on Monday January 5th. The infirmary is keeping track of the number of students who have been diagnosed with the disease Day # of students infected 1. 2 2. 5 3. 9 4.

26. ## Physics

The drawing (which I will describe) shows a top view of a door that is free to rotate about an axis of rotation that is perpendicular to the screen. Find the net torque (magnitude and direction) produced by the forces F1 and F2 about the axis. Picture

asked by Kristi on August 16, 2011
27. ## PHYSICS

explorers in the jungle find an ancient monument in the shape of a large isosceles triangle. the monument is made from tens of thousands of small stone blocks of density 3 800 kg/m^3. the monument is 15.7 m high and 64.8 m wide as its base and is

asked by helpppp meeeeeeee PHYSICS......................... on March 5, 2013
28. ## math

Enter your answer and show all the steps that you use to solve this problem in the space provided. Drawings not to scale On Quadrilateral A B C D, side A B measures 10 units and side A D measures 6 units. Angle D measures 86 degrees and Angle C measures 41

29. ## statistics

So if a scale has 30 items in it, and if an individual gets a score of 20 what does this mean? The only way to answer this is to look at the standardization sample, find out what the mean score in the sample was, let's say 15, and standard deviation in the

asked by phil on July 18, 2012
30. ## Math

1. Find the slope of the line that passes through the points (-1, 2), (0, 5). 2. Suppose y varies directly with x, and y = 15 and x = 5. Write a direct variation equation that relates x and y. What is the value of y when x = 9? 3. Write an equation in

asked by PicturesDon'tChangeThePeopleInsideOfThemDo on December 13, 2017
31. ## CHEM

The following data were collected for determining the concentration of suspended solids in a water sample. (D= 1.01 g/mL). Express all calculated data with the correct number of significant figures. Volume of sample (mL): Trial 1: 25.0 trial 2: 20.0 trial

asked by James on September 15, 2015

A shot-putter puts a shot (weight = 70.1 N) that leaves his hand at distance of 1.53 m above the ground. (a) Find the work done by the gravitation force when the shot has risen to a height of 2.18 m above the ground. Include the correct sign for work. (b)

asked by Mary on February 27, 2007
33. ## Algebra

As a promotion, a store draws the name of a customers each week. The prize is a coupon for the store. If winner is not present at drawing, he cannnot claim the prize and the amount of the coupon increases for the next weeks drawing. the function f(x)=

asked by Dylan on April 21, 2013
34. ## physics

1. Calculate the speed in m/s at which the Earth revolves about the sun. You may assume the orbit is nearly circular. 2. A satellite is about 6.5 x 10^3 km from the (center of the) Earth. Find its average orbital speed about the Earth. 3a. A certain

asked by anonymous on July 12, 2010
35. ## Trigonometry

A pilot flies her plane on a bearing of 35 degrees minutes from point X to point Y, which is 400mi from X. Then she turns and flies on a bearing of 145 degrees to point Z, which is 400 mi from her starting point X. What is the bearing of Z from X, and what

asked by Bethany on February 6, 2017
36. ## Pre Calc

Use the doubling time to find the continuous percent growth rate and give a formula for the function. Round your answer to two decimal places. I found the doubling time to be 24 days and the continuous percent growth rate to be 2.89% I need to do the

asked by Taylpr on October 3, 2014
37. ## Math

A plane flies from city x to city y against the wind in 8 hours and flies back from city y to city x with the wind in 5 hours. If the speed of the wind is 650 mph, find the wind speed in mph?

asked by Samiya on January 29, 2017
38. ## Gr.11 - Rational functions graphing.

1. Identify a rational function whose graph is a horizontal line except for two holes. Graph the function. 2. Identify a rational function who graph lies entirely above the x-axis and has a single vertical asymptote. Graph the function. 3. Identify a

asked by Mae on October 6, 2008

Could someone work this question out so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units asked by Jules on April 29, 2011 40. ## Math Could someone answer this question so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of$100 per unit [p(0)=100], and there is a weekly demand of 8 units

asked by Anonymous on April 28, 2011
41. ## Algebra

A ¡§lattice point¡¨ has integer coordinates. Then, A = (m, n) is a lattice point if both m and n are integers. Let¡¦s call a point P = (x, y) ¡§generic¡¦¡¦ if all the distances from P to lattice points are different. With some algebraic work, I

asked by Shrek on April 15, 2010

Could someone work this question out so I understand it. Thanks The marginal price dp/dx at x units of demand per week is proportional to the price p. There is no weekly demand at a price of $100 per unit [p(0)=100], and there is a weekly demand of 8 units asked by Jules on April 29, 2011 43. ## math A farmer wants to fence a small rectangular yard next to a barn. Fence for side parallel to the barn will cost 75 per foot and the fence for the other two sides will cost 30 per foot. The farmer has a total of 1750 dollars to spend on the project. Find the asked by tim on February 12, 2015 44. ## statistics Suppose that on a certain examination in advanced mathematics, students from University A achieve scores which are normally distributed with a mean of 625 and a variance of 100, and that students from University B achieve scores which are normally asked by Anonymous on August 10, 2014 45. ## math A farmer wants to fence a small rectangular yard next to a barn. Fence for side parallel to the barn will cost 75 per foot and the fence for the other two sides will cost 30 per foot. The farmer has a total of 1750 dollars to spend on the project. Find the asked by Sam on February 12, 2015 46. ## Algebra The table list data regarding the average salaries of several professional athlets in the year 1991 and 2001 Year Average Salary 1991$252,000 2001 $1,350,000 a) Use the data points to find a linear function that fits the data. b) Use the function to asked by PJ on November 7, 2008 47. ## physics A mountaintop is a height y above the level ground. A woman measures the angle of elevation of the mountaintop to be θ when she is a horizontal distance x from the mountaintop. After walking a distance d closer to the mountain, she measures the angle of asked by jasleen on September 11, 2015 48. ## maths-surface area there is a groove which is in a cylindrical form and is made in a cylindrical piece of wood of length 17.5cm. The groove is filled with graphite and the cylindrical graphite block is of same length as that of wooden piece. If the diameter of the graphite asked by anoynomous on March 20, 2013 49. ## math,correction can someone correct me please... Find the mean. Round to the nearest tenth. *its a table with 2colums and 5 rows: */* = this is used for separation of columns: value / frequency 146/3 216/2 257/3 278/4 320/2 This is what i did i did a third column and asked by student on July 13, 2007 50. ## Physics Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 68.5 N, Jill pulls with 61.3 N in the northeast direction, and Jane pulls to the southeast with 111 N. (Since the donkey is involved with such uncoordinated people, asked by Jordan on January 31, 2015 51. ## physics Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 72.7 N, Jill pulls with 79.9 N in the northeast direction, and Jane pulls to the southeast with 103 N. (Since the donkey is involved with such uncoordinated people, asked by Emily on November 3, 2014 52. ## Physics Three people pull simultaneously on a stubborn donkey. Jack pulls eastward with a force of 90.7 N, Jill pulls with 89.1 N in the northeast direction, and Jane pulls to the southeast with 175 N. (Since the donkey is involved with such uncoordinated people, asked by Brianna Mathis on September 15, 2012 53. ## algebra Can someone check my answers on exploring conic sections? 1. Graph x2 + y2 = 9. What are its lines of symmetry? Every line through the center is a line of symmetry. The y-axis and the x-axis are lines of symmetry.( my choice) Every line through the center asked by Lee on February 19, 2013 54. ## Physics A ballistic pendulum consists of an arm of mass M and length L = 0.485 m. One end of the arm is pivoted so that the arm rotates freely in a vertical plane. Initially, the arm is motionless and hangs vertically from the pivot point. A projectile of the same asked by Joe Frank on November 8, 2012 55. ## SCIENCE HELP Can anyone anyone please help me or guide me to a web site where I can find this information? Thank you. Dolphin and porpoise populations are endangered by the _________ fishery. I have twenty questions to complete on my paper and I found all the answers asked by Meg on May 20, 2007 56. ## English (Journal Entry) You see I have this weekly assignment for english which is a journal entry. Every week on monday she gives us a a journal entry topic to write about & it always due on friday, so for this week topic is: If you could visit with a historical figure for a asked by Laruen on October 18, 2011 57. ## Chemistry When 0.5963g of a sample containing NaNO2 and some inert material is allowed to react with excess HSO3NH2, the volume of N2 gas produced is measured. The volume of N2 gas corrected to 298.15K and 100kPa is calculated to be 0.146L. Find the mass percent of asked by Mark on May 25, 2011 58. ## Chemistry I have a balloon that contains 22 grams of Carbon dioxide. The barometric pressure is 1019 millibars which I converted to 1.006 Atm and the temperature is 299 "K". What is the volume of balloon? I used the ideal gas law to find out the volume in liters of asked by JamieLyn on May 25, 2010 59. ## math Sally and Kate stand some distance away from a building which is 10m high. Sally measures the angle of elevation of the top of the building to be 35(degree). From Kate's position, the angle of elevation of the top of the building is 50(degree). If the asked by Steve on April 30, 2018 60. ## english tomorrow i am writing an exam in complex sentence analysis.i have some troubles..We'll get a complex sentence but very large one(last time we got sentences which were 4 lines long)and then we have to write what is the subject what is the verb, adverb or asked by bill on June 5, 2007 61. ## physics Speakers A and B are vibrating in phase. They are directly facing each other, are 7.4 m apart, and are each playing a 72.0 Hz tone. The speed of sound is 343 m/s. On the line between the speakers there are three points where constructive interference asked by Coreen on April 29, 2007 62. ## Sta It is pretty common across most schools to find the grades at the MBA level divided between A’s and B’s. As such, you expect the mean GPA to be around 3.50. Using the sample of 200 MBA students, conduct a one-sample hypothesis test to determine if the asked by Mark on March 17, 2012 63. ## Chemistry - titration lab Hello. For my chemistry of solutions class, we had a titration lab where we titrated NaOH into an HCl + H2O mix. This was a preparatory titration for the next one consisting of the hydrolysis of ethyl acetate into acetic acid with H+ ions as a catalyst (in asked by Robertq on July 31, 2012 64. ## physics PERIOD OF THE LEG The period of the leg can be approximated by treating the leg as a physical pendulum, with a period of 2pi*sqrt(I/mgh), where I is the moment of inertia, m is the mass, and h is the distance from the pivot point to the center of mass. The asked by Jennifer on February 26, 2010 65. ## CHEM In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure. If a pressure of 47.0 bar is applied to seawater, what will be the final concentration of the seawater at 20 °C when reverse asked by JSJFJF on February 19, 2012 66. ## Chemistry 7.0 ml of 6.0 M NaOH are diluted with water to a volume of 400 ml. You are asked to find the molarity of the resulting solution. The total number of moles of NaOH is not changed on dilution. Calulate the molarity. Work: (6)(.007)=(x)(.4) x=.105M Thanks for asked by Anonymous on April 19, 2007 67. ## math At a football game, a vender sold a combined total 210 of sodas and hot dogs. The number of sodas sold was 44 more than the number of hot dogs sold. Find the number of sodas sold and the number of hot dogs sold. asked by lisa on March 8, 2013 68. ## Please Check My Math Work Hi. - I solved this problem,but I am not sure if it is correct.If you can please tell me if it is right or if it is wrong what is wrong with it.: 6y^2-54= (3y-6)(2y+9) *Many of you may be are wondering why my title is,"[C]razy Baby. - [Iloveyou]"it is asked by [C]razy Baby.-[iloveyou] (Margie) on February 9, 2007 69. ## college chemistry - answer check ASAP! The corrosion of iron can be thought of as an electrochemical cell reaction. Calculate the voltage difference between two points of corroding iron differing only in their partial pressures of oxygen: 0.20 atm of oxygen at one point and 0.0010 atm of oxygen asked by anne on March 13, 2010 70. ## Physics - KE/Inertia The rigid body shown in Figure 10-66 (it is a triangle with the upper mass = to M and the bottom two corners/masses equal to 2M. The bottom side length equals .70 cm with point P in the middle of the side and the other two sides equal .55 cm)consists of asked by COFFEE on March 26, 2007 71. ## word problem help algebra 1) For a walkathon a sponsor commmited to give you a flat ffe of$5 plus $2 for every mile you walk. Write an expression for the total amount you will collect from your sponsor at the enf of the walkathon. Then evaluate your =expression for 20 miles asked by marko on October 24, 2011 72. ## Maths Hi! I'm working on a math assignment... My teacher wants me to find rainfall data and then work out the volume of water that would fall on a roof. I've already worked out the roof area but the roof is made up of multiple squares. The teacher would like me asked by Sasha on March 31, 2011 73. ## @elena thank you so much help with the problem. i have trouble solving part b of the problem you helped me with. it told me to give it as a percentage, I got 10% but it is wrong. can you please help me Superman must stop a 190-km/h train in 180m to keep it from asked by john on April 29, 2012 74. ## algebra worD PROBLEM 1) For a walkathon a sponsor commmited to give you a flat ffe of$5 plus $2 for every mile you walk. Write an expression for the total amount you will collect from your sponsor at the enf of the walkathon. Then evaluate your =expression for 20 miles asked by marko on October 24, 2011 75. ## geometry Let$\overline{PQ}$,$\overline{RS}$, and$\overline{TU}$be parallel chords of a circle. The distance between chords$\overline{PQ}$and$\overline{RS}$is 4, and the distance between chords$\overline{RS}$and$\overline{TU}$is also 4. If$PQ = 78$and asked by Daniel on December 6, 2015 76. ## geometry Let$\overline{PQ}$,$\overline{RS}$, and$\overline{TU}$be parallel chords of a circle. The distance between chords$\overline{PQ}$and$\overline{RS}$is 4, and the distance between chords$\overline{RS}$and$\overline{TU}$is also 4. If$PQ = 78$and asked by Anonymous on December 6, 2015 77. ## English 1. Put two scrambled word pieces together and make one complete word. 2. There are scrambled word piece cards on the table. Find two scrambled word pieces which can become a word. 3. Combine two scrambled word pieces with each other and make a sentence. 4. asked by John on August 31, 2009 78. ## Physics 1.A student moves a box of books down the hall by pulling on a rope attached to the box. The student pulls with a force of 181 N at an angle of 20.8◦ above the horizontal. The box has a mass of 40.3 kg, and μk between the box and the floor is 0.29. The asked by Alana on November 2, 2016 79. ## Physics I have been unable to find text references for this material in my book: The problem gives me two spheres, Sphere A has unevenly distributed negative charges, Sphere B has negative charges distributed almost evenly near the edge of the sphere, forming a asked by BAdams on June 4, 2008 80. ## Algebra Use the geometric sequence of numbers 1, 1/3, 1/9, 1/27… to find the following: Using the formula for the sum of the first n terms of a geometric series, what is the sum of the first 10 terms? Carry all calculations to 6 decimals on all assignments. asked by Gina on October 29, 2006 81. ## Physics A block of mass m1 = 22.0 kg is connected to a block of mass m2 = 40.0 kg by a massless string that passes over a light, frictionless pulley. The 40.0-kg block is connected to a spring that has negligible mass and a force constant of k = 260 N/m as shown asked by Anonymous on March 12, 2013 82. ## marketing Your manager has asked you to investigate the Internet marketing strategies used by the company's major competitors. Use the library, the Internet, and any other resources to research competitors and prepare a presentation. Here are the questions to asked by ashley on February 17, 2011 83. ## Accounting I know that you cannot answer homework questions directly, but in my accounting class we have to do a financial statement for Arcadia Hospital which is our checkpoint for Axia College of University of Phoenix. I did see previous question hoping to get more asked by ADA on April 8, 2010 84. ## Physics To measure how far below the ocean surface a bird dives to catch a fish, a scientist uses a method originated by Lord Kelvin. He dusts the interiors of plastic tubes with powdered sugar and then seals one end of each tube. He captures the bird at nighttime asked by Lily on May 5, 2013 85. ## probability self study each of three identical jewelry boxes has two drawers. in each drawer of the first box there is a gold watch. in each drawer of the second box there is a silver watch. in one drawer of the third box there is a gold watch while in the other there is a asked by Woody on May 19, 2015 86. ## Physics Find the specific heat of an unknown metal given this data: Mass of the metal = 120 g Temp of the metal = 220 degrees Mass of the water = 30 g Initial Temp of the water = 20 degrees Final Temp of the water = 85.6 degrees Specific Heat of the water = 4.186 asked by Anonymous on January 6, 2017 87. ## math Twenty ﬁve machines working at a rate of 9 hours per day can complete a job in 16 days. A contractor intends to complete the job in 10 days using similar machines working at a rate of 12 hours per day. Find the number of machines the contractor requires asked by kd on October 30, 2018 88. ## economics Find the CPI for each year(2005 is he base year;and take 2005 as the fixed basket of goods for each year): 2005 price of apple is$1 for 100 quantity produced. Banana $2 for 50 quantity produced. 2006 price of apple is$2 for 150 quantity produced. Banana

asked by Carla on February 3, 2008
89. ## polynomials & rational function

A drug is administered to a patient and the concentration of the drug in the bloodstream is monitored. At time t >= 0(in hours since giving the drug) the concentration is given by(in mg/L) c(t) = 5t / (t^2+1) Graph the function. From the graph, how do I

asked by Jen on February 2, 2007
90. ## Algebra

Can someone help me do an example like this one. State the application, give the equation of the quadratic function, and state what the x and y in the application represent. Choose at least two values of x to input into your function and find the

asked by Alicia on November 24, 2007
91. ## Math

Farmer Mansfield wants to find whether the straight pipes are parallel. The distance from barn B to the north end of pipe 1 is 143 ft, and from there to the north end of pipe 2 is 42 ft. The distance from the barn to the south end of pipe 1 is 121 ft, and

asked by Anonymous on March 4, 2011
92. ## Calc 3

Compute the flux of the vector field v(x,y)=(x,y) across the circle around the origin of radius 3. Compute the flow of the vector field v(x,y)=(x,y) along the circle around the origin of radius 3. I know the equations to find flux and flow, but I don't

asked by Anon on December 2, 2015
93. ## Pre calc

A boat is going 30 mph. It's direction is 100 degrees east of north. The water current is 15 mph and has a direction of 22 degrees east of north. Find the magnitude, and direction of boat.( with water current)

asked by Will on January 20, 2015
94. ## Physics HELP!

You are at the controls of a particle accelerator, sending a beam of 3.90×10^7 m/s protons (mass m ) at a gas target of an unknown element. Your detector tells you that some protons bounce straight back after a collision with one of the nuclei of the

asked by Allison on May 11, 2011
95. ## Probability

Manhole explosions (usually caused by gas leaks and sparks) are on the rise in your city. On any given day, the manhole cover near your house explodes with some unknown probability, which is the same across all days. We model this unknown probability of

asked by A on April 20, 2014
96. ## physics

A Venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at speed v2 through a horizontal section of pipe whose cross-sectional area is A2 = 0.0769 m2. The gas has a density of ρ = 1.30 kg/m3. The

asked by Archy on November 22, 2014
97. ## physiscs

A Venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at speed v2 through a horizontal section of pipe whose cross-sectional area is A2 = 0.0779 m2. The gas has a density of ρ = 1.30 kg/m3. The

asked by leena on December 9, 2015
98. ## COMBINATION!!MATH!!!hurryyy!!!

Cards are drawn at random from a 52-card deck. Find the number of different 5-card poker hands possible consisting of 3 aces and 2 kings? i don't knw how to do this kind of problems..can anyone teach me??? Forget about the fact that there are 52 cards in a

asked by Katrina on January 5, 2007
99. ## Statistics

A random sample of 384 people in a mid-sized city (city one) revealed 112 individuals who worked at more than one job. A second random sample of 432 workers from another mid-sized city (city two) found 91 people who work at more than one job. Find a 99%

asked by twetwewtw on October 26, 2012
100. ## Statistics

A random sample of 384 people in a mid-sized city (city one) revealed 112 individuals who worked at more than one job. A second random sample of 432 workers from another mid-sized city (city two) found 91 people who work at more than one job. Find a 99%

asked by Huh on November 4, 2012