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The propellers on an average freighter have a radius of 4 feet. At full speed ahead the propellers turn at 150 revolutions per minute.
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Four congruent ellipses are arranged as shown. What is the radius of the circle? Hint: First, show that if a line y=mx+b is tangent to an ellipse
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Math SUMMARY Linear transformations, inversion mappings, and bilinear transformations CURRENT READING Brown Curchill, pages NEXT READING Brown
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Construct a 95% confidence interval to estimate the population mean using the data below. x=53 alpha=11 n=36 With 95% confidence, when n=36 the...
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I need a general proof involving limit points. Like To prove that a point x is a limit point of a set A, you have two main options:
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The number of banks in a country has been dropping steadily since 1984, and the trend in recent years has been roughly linear. The annual data for...
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The owner of a lumber store wants to construct a fence to enclose a rectangular outdoor storage area adjacent to the store, using part of the side of...
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Bob has two savings accounts. He deposited $100 more into account B than account A.
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For each of the following differential equations do the following:
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i need help , i need a tutor to solve these 2 homework's please.
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A researcher is studying the annual household income of residents of a small city in Florida. He finds the following information from a sample of...
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e you have a pipe with a circumference of 8 cm and length 30 cm and that 8 turns of a wire are wrapped around the pipe What is the length of the wire?...
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One of the factors that contribute to the success or failure of a particular army during war is its ability to get new troops ready for service.
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Find the magic square that is located on the side of the La Sagrada Familia Basilica in Barcelona Spain. What number does the magic square adds up to?...
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The following four questions concern the four points P = (1,4,3), Q = (2,1,3), R = (3,4,1) and S = (1,0,4). gt; gt; . Find a vector perpendicular...
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During the first part of the trip, a canoeist travels 34 miles at a certain speed. The conoeist travels 6 miles on the second part of the trip at a...
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A plane flying with a constant speed of 24 km/min passes over a ground radar station at an altitude of 13 km.
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6. Robyn has a 2" wide board and a 11 wide board. She would like to cut the narrower board at an angle 6 so the cut is 2 long and %he
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Question Part Points The velocity graph of a car accelerating from rest to a speed of 90 km/h over a period of 30 seconds is shown. Estimate the...
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let x denote the number of ticketed airline passengers denied a flight because of overbooking. suppose that x is a random variable for which p(x) =...
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8km^2 to square feet?
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0 / 1 points Previous Answers Tan Ap Calc10 3 3.
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A 112 ft tower is located on the side of a mountain that is inclined 20 to the horizontal.
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Differential equation: u'' + 9u = 9cos(3t). r=+/- 3i When you use the method of particular solutions, is the equation you assume Acos(3t) +Btsin(3t)?...
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Creating your own math questions serves as a highly effective method of review for the Final Exam. Share a mathematics concept from this course in...
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A common inhabitant of human intestines is the bacterium Escherichiacoli.
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Over the course of a year, the manager of Motel StJacques, located in U.S, has noticed that on average, 170 rooms will be rented out every night,...
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You select a random sample of 160 people at a medical convention attended by 1, 620 people. Within your sample, you find that 60 people have traveled...
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6 ) A large company is expanding its workforce and needs to hire some new administrative assistants . They found the relationship Experience ( in...
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5-1. The time T required to repair a machine is an exponentially distributed random variable with mean 1/2 (hours). (a) What is the probability that
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When an opinion poll calls residential telephone numbers at random, only 17% of the calls reach a live person. You watch the random dialing machine...
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A student scores 56 on a geography test and 279 on a mathematics test. The geography test has a mean of 80 and a standard deviation of 20.
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Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 0.3 times the width w of the...
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The height in meters of women of a certain tribe is approximated by where t is the woman's age in years and Estimate the height (to the nearest
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Being successful in mathematics requires understanding as opposed to simple memorization.
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Let f (x) = 4x2 9 and g(x) = x - 3. (a) Find the composite function ( f o g)(x) and simplify. Show work. (b) Find ( f o g)(2) . Show work.
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A kite 86 ft above the ground moves horizontally at a speed of 8 ft=s.
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Ravi rented a truck for one day. There was a base fee of $15.99 , and there was an additional charge of .94 cents for each mile driven. Ravi had to...
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Hi Expert13, I have a couple homework problems that I'm stuck on. It's only 2 questions but can you write in words step by step how you did each step?...
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A surveyor measures the top of a building. The top of the building is 50 ft away from his angle-measuring device. His angle-measuring device is 4 ft...
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a ladder leans against a building that has a wall slanting away from the ladder at an angle of 96 degrees with the ground.
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Find the general solutions of the differential equations. If an initial condition is given, find the corresponding particular solution. Throughout,...
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(1} The first successfui ascentto the suTrn't ofKZ, the worid's second highest and most dangerots mantain was Job; 31, 1954.1he distance [in metess}...
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I can't find the right answer for this question. Two planes have left the L. airport.
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Interest is compounded semiannually. Find the final amount in the account in the account and the interest earned after the give time. Principal: Rate...
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Corey is asked to find the maximum value of a function. Not having a complete understanding of the process, Corey decides to find the derivative of...
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Terry makes and sells necklaces. He has observed over time that when the price is $9 each, he sells an average of 20 per day.
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A man with a boat is located at point on the shore of a circular lake of radius 4 miles. He wants to reach the point on the shore diametrically...
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A hemispherical tank has a diameter of 30 feet the height of the water in the tank is 10 feet.
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W9 1 9:99} Find the devate uf x) = 49 : I] a} '3' _ J: sinix) 49 x3(9in(x])2 b] :49 RI 1: {sinbj + xm9{x}) 49 x2{sin(.r})2 d}-"ju1.l'49 letsinlixnz...
