Q & A - Mathematics

Q & A

• probability problem Help selecting three fully charged batteries in a row from a large batch in which 5% of the batteries are the dead answer is 0.857 cant figure out how to set up problem.
• obtain the differential equation of the family of straight lines with slope and y-intercept equal obtain the differential equation of the family of straight lines with slope and y-intercept equal
• honda motor company honda motor company is considering offering a $1,900 rebate on its minivan, lowering the vehicles price from $31,000 to $29,100. the marketing group estimates that this w...
• The Law of Cosines A fisherman leaves his home port and heads in the direction N 70°W. He travels 30 mi and reaches Egg Island. The next day he sails N10°E for 50 mi, reaching Forrest Islan...
• Who are some modern male mathematicians? Discuss their contribution to the field of mathematics. Mathematics is a very broad field and it spans through the study of numbers, structures, data and models. A mathematician can work on either applied mathematics or pure (...
• How do you remove a Ad Virus? Okay, so I run Google Chrome with Adblock and everything, but I still keep getting pop-ups and obnoxious ads. I even ran Malware bytes and it still doesnt detect anything...
• My internet has a lot of pop up windows? All my internet servers (Internet Explorer, Mozilla Firefox, Google Chrome) have a bunch of ads and pop up windows coming up at the edges of the screen. I downloaded Micr...
• Trovi homepage is not going away? ok so my sister was using my laptop and I guess she accidentally downloaded programs from pop up ads. This screwed my internet and computer. First of all programs and sho...
• Computer Problems Please Help!!!? After I cleaned my computer yesterday of programs I dont want and ran my two cleaning software CCleaner and Malwarebytes and adjusting my google chrome setting to limit a...
• Can a computer virus infect a router? Last Monday my childhood got the best of me and I accepted an installation for a game I hadnt played in years that seemed a little shady. Normally I would have said no, b...
• A hackers stalking me ? I was just browsing through the internet and downloaded a program that was supposed to be like a photo/video editing thing but it wasnt anything. I then just tried uninst...
• Please help me how to remove malware.? Okay so I already made a question but answers didnt good so thats what happened; 1) Okay so yesterday I clicked on a video on Tumblr. It was uploaded to Tumblr itself, no...
• A woman leaves home and walks 4 miles west,then 8 miles southwest. How far from... A woman leaves home and walks 4 miles west, then 8 miles southwest. How far from home is she? (Round your answer to three decimal places.)   mi  In what direction must s...
• A wheel has a constant angular acceleration of 4 rad/s^2. In a 4 second interval it turns through an A wheel has a constant angular acceleration of 4 rad/s^2. In a 4 second interval, it turns through an angle of 120 radians. Assuming the wheel started from rest, how long...
• Research jobs using your degree and identify a job you would be interested. Use a website like... Research jobs using your degree and identify a job you would be interested . Use a website like Glassdoor.com to determine the salary for the job you are interested in. T...
• Consider the nonlinear system: ±1 =2 — 1+ ta X2 = Xi2 u2 = (a) Find all equilibrium points... Problem # 3 (4433 = 14 points) In this problem, you must show your work. Consider the nonlinear system: ±1 =2 — 1 ta X2 = Xi2 u2 = (a) Find all equilibrium points (xeq, ...
• Solution for the second-order non-homogeneous differential equation... Solution for the second-order non-homogeneous differential equation
• The sound of a starting pistol can be heard easily from a distance of 800.0 m but the smoke can.. The sound of a starting pistol can be heard easily from a distance of 800.0 m but the smoke can be seen much sooner than the sound is perceived. Why is the smoke seen bef...
• How can the Doppler Effect measure the speed of blood flow in an artery? Assume a small sound... How can the Doppler Effect measure the speed of blood flow in an artery? Assume a small sound source and detector can be placed within the artery.
• Reflections coefficient of interface separating sandstone having (Vp=2000m/s density =1.50gm/cm^3).. Reflections coefficient of interface separating sandstone having (Vp=2000m/s density =1.50gm/cm^3) understanding by shale Vp= 2500m/s , density =2 gm/cm^3)___________?
• The length of the rods coming out of our new cutting machine can be said to approximate a normal... The length of the rods coming out of our new cutting machine can be said to approximate a normal distribution with a mean of 10 inches and a standard deviation of 0.2 inc...
• Calculate a 99% confidence interval for the unknown population mean of Income... Calculate a 99% confidence interval for the unknown population mean of Income. QUESTION 2 (4 marks) Test, at the 5% level of significance, whether the average age of peop...
• If a rock is thrown upwards on the planet Mercury with a velocity of 10 m/s, its height in... [1]. If a rock is thrown upwards on the planet Mercury with a velocity of 10 m/s, its height in meters, t seconds later is given by f (t) = 10t — 1.86t2 a). Find the aver...
• sd The means of two samples of size 50 and 100 respectively are 54·4 & 50·3 and the standard deviations are 8 & 7. Obtain the mean and standard deviation of the sample of si...
• covalent bonding What does the strength of a covalent bond depend on? What two factors are bond length dependent on?
• SCULPTURE Modern sculpture in a park contains a parabolic arc that starts at the ground and reaches a maximum height of 10 feet after a horizontal distance of 4 feet. write a quadr...
• movement across a membrane list all the systems in which some component is based on the movement of material across a cell or organelle membrane. list whether the movement is diffusion, osmosis, ac...
• Principal Values of Trig Functions Solve for the Principal Value(s) of x. You do not need to show your work. Give your answer(s) to this problem in RADIANS in terms of p. sin3x = sin x
• permutation or combination? each week, Albert does the dishes on 3 days, Rita does them on 2 days, and Marie does them on the remaining 2 days. in how many different orders can they choose to do the dishes?
• geometry packet review 1 it cost a family $324 to buy a 10 ft by 12ft rug. At this rare, what will it cost them to buy a 15ft by 18ft rug?
• Algebra Problem Given that there are X red marbles, X-4 blue marbles, and 3X2 green marbles in a bag of exactly 18 combined red, blue, and green marbles, what is the chance of randomly s...
• mathematics If equal distances of 300 m are covered with speeds of u and 2u, the total time taken is 45 seconds. Find u in m/s?
• grouped and ungrouped data what are the advantages and disadvantages of ungrouped and grouped data?
• Algebra 2 Take home test I am having trouble with this problem... Stephen has a set of plans to build a wooden box. He wants to reduce the volume of the box to 105 cubic inches. He would like to ...
• graphing and functions contains (5,1) and parallel to the graph of 3x-y=2?
• adms 2320 AK/ADMS2320 Summer 2011 Assignment #1 Assignment Instructions (please read carefully) 1. While we encourage study groups and brainstorming, assignments are to be done on ...
• what is the theory of endothermic and exothermic reactions? what is the theory of endothermic and exothermic reactions?
• collinear vector using vector method show that the three points (-2,3,5),(1,2,3) and (7,0,-1) are collinear
• Steve and Elizabeth decide to become partners in a children's cooking school. They need $80,000 for... I dont know what formula to use to get the answer.
• moderate electrolytes what are moderate electrolytes snd give its example also
• second derivatives if y=3/x4x, find dy/dx and d2y/dx2
• analytic geometry point to a line find the equation of the circle which is passed through the points P(1,-2) Q(5,4) and R(10,5)
• straight line in 3D find the equation of the straight line through the point (1,2,3) and parallel to the straight line x/2=y/4=z/3.
• Calorimetry 100 gm of ice at 0oC are dropped into 381.4 gm of water at 30oC contained in a 200 gm copper calorimeter (c = 0.093 cal/gm-Co). The final temperature is 8oC. Find the hea...
• angle bisector Find the equation of the bisector of pair of the obtuse angle formed by their lines 4x2y =9 and 2x - y =8
• manufacturer of thermostats uses a kanban system to control the flow of materials. The packaging... manufacturer of thermostats uses a kanban system to control the flow of materials. The packaging center processes 10 thermostats an hour and receives completed thermostat...
• Quantitative data analysis Average Value of Electronic Equipment per Automobile Value of Electronic Equipment No. Automobiles Less than £50 35 £51-£100 40 £101-£150 55 £151-£200 65 £201-£250 65 £25...
• Maximise Z = 30x1 + 40x2 + 20x3 Subject to, 10x1 + 12x2 + 7x3 = 10,000 7x1 + 10x2 + 8x3 = 8,000 x1 +... Using simplex method to solve the following LPP Maximise Z = 30x1 40x2 20x3 Subject to, 10x1 12x2 7x3 = 10,000 7x1 10x2 8x3 = 8,000 x1 x2 x3 = 1,000 x1, x2, x3 =0
• Ethic and Criminal Justice Unit 4 - Assignment 1 Assignment Type: Group Project Deliverable Length: 3–4 pages Points Possible: 150 Due Date: 5/22/2011 11:59:59 PM You are a member of a police revie...
• applying rational equations caroline can paint a fence in 6 hours. her sister lily can paint the same fence in 4 hours. how long will it take them to paint the fence if they work together?