Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
1. Determine the values of r, if any, such that y = erx is a solution of the differential equations given below.
a. y" + 6y' + 9y = 0
b. y" - 5y' + 6y = 0
c. y"' - 3y' + 2y = 0
2. A tank with a 1"0-gal capacity initially contains 5" gal of water that is polluted with 50 lb of particulate matter. At time t = 0, pure water is added at a rate of 20 gal/min and the mixed solution is drained off at a rate of 10 gal/min.
How much particulate matter is in the tank when it reaches the point of overflowing?
4. Polonium-210 is a radioactive element with a half-life of 140 days. Assume that 20 milligrams of the element are placed in a lead container and that y(t) is the number of milligrams present t days later.
a. Find a formula for y(t).
b. How many milligrams will be present after 12 weeks?
c. How long will it take for 75% of the original sample to decay?
Attachment:- assign2.rar
Lucky Charms has one of six different watches for prizes inside their box of cereal. If you were to purchase 60 boxes, what are the chances that you will collect all six?
A major credit card company has determined that customers charge between $100 and $1100 per month. Given that the average monthly amount charged is uniformly distributed, what percent of monthly charges are between $100 and $1100?
Service station cars arive randomly at a rate of 1 car every 30 min. the average time to change oil on a car is 20 min. both the time between arrivals and service time can be modeled using the negative exponential Poisson distribution.
Teresa and Jamie are among 10 students who have applied for a trip to Washington. Two students from the group will be selected at random . What is the probablitiy that Teresa and Jaime will be the 2 students.
Find the mean, median, and range for each of the two data sets.
If the measure of the median of an isosceles trapezoid is 5.5, what are the possible integral masure for the bases?
A market survey is conducted by your state legislator to determine the proportion of homeowners who would switch to a new "electrical energy supplier" if they had the opportunity afforded them by new state legislation. Of the 1,200 homeowners surv..
explain why taking a series of markdowns is not the same as taking the total sum of the same markdowns. for example a markdown of 25% followed by a 30% is not the same as a 55% total markdown.
a triangle has sides of lenght 123 cm, 1.4m, and 403 mm. find the perimeter of the triangle in centimeters
In an 8 inch square cake pan and a 9 inch square cake pan, what is the difference in volume each pan will hold? Assume each pan is 2.5 inches high. Show step by step work. Include correct units with your solution.
Find the least number of cables required to connect eight computers to four printers to guarantee that four computers can directly access four different printers. Explain.
find the greatest number which divides 284 , 678 and 1618 leaves the same remainder in each case.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd