Question Details

(solution) just a request to answer the document provided. Please if


just a request to answer the document provided. Please if somebody could help me out here


MA102 ? Mathematics for Science

 

Semester II, 2015

 

Assignment 2

 

Total Marks: [20 marks] Question 1

 

Based on data from the U.S. Census Bureau, the chief economist of Manpower, Inc.,

 

constructed the following formula giving the percent of the total female population in the

 

civilian labor force, P (t ), at the beginning of the tth decade ( t 0 corresponds to the year

 

1990): P (t ) 74

 

1 2.6 e 0.166t 0.04536t 2 0.0066 t 3 (0 t 11) Assume that this trend continued for the rest of the twentieth century.

 

a) What was the percent of the total female population in the civilian labor force at

 

the beginning of 2000?

 

b) What was the growth rate of the percent of the total female population in the

 

civilian labor forces at the beginning of 2000?

 

[10 marks] Question 2

 

A cylindrical container for storing cylindrical waste is to be constructed from lead and

 

have a thickness of 6 inches (see the accompanying figure). If the volume of the outside

 

cylinder is to be 16 ft 3 , find the radius and the height of the inside cylinder that will

 

result in a container of maximum storage capacity. 6 in r h 6 in Hint: Show that the storage capacity (inside volume) is given by 16 V (r ) r 2 r 1 2

 

2 1 7 0 r 2 [5 marks] Question 3

 

During daylight hours, some birds fly more slowly over water than over land because

 

some of their energy is expended in overcoming the downdrafts of air over open bodies

 

of water. Suppose that a bird that flies at a constant speed of 4 km/h over water and 6

 

km/h over land starts its journey at the point E on and island and ends at its nest N on

 

the shore of the mainland, as shown in the accompanying figure. Find the location of the

 

point P that allows the bird to complete its journey in the minimum time (solve for x ).

 

[5 marks]

 

Island

 

E 3 km

 

P Land x N 12 x

 

12 km

 


Solution details:

Pay using PayPal (No PayPal account Required) or your credit card . All your purchases are securely protected by .
SiteLock

About this Question

STATUS

Answered

QUALITY

Approved

DATE ANSWERED

Sep 13, 2020

EXPERT

Tutor

ANSWER RATING

GET INSTANT HELP/h4>

We have top-notch tutors who can do your essay/homework for you at a reasonable cost and then you can simply use that essay as a template to build your own arguments.

You can also use these solutions:

  • As a reference for in-depth understanding of the subject.
  • As a source of ideas / reasoning for your own research (if properly referenced)
  • For editing and paraphrasing (check your institution's definition of plagiarism and recommended paraphrase).
This we believe is a better way of understanding a problem and makes use of the efficiency of time of the student.

NEW ASSIGNMENT HELP?

Order New Solution. Quick Turnaround

Click on the button below in order to Order for a New, Original and High-Quality Essay Solutions. New orders are original solutions and precise to your writing instruction requirements. Place a New Order using the button below.

WE GUARANTEE, THAT YOUR PAPER WILL BE WRITTEN FROM SCRATCH AND WITHIN A DEADLINE.

Order Now