![Blitzer: Precalculus Essentials_5 (5th Edition)](https://www.bartleby.com/isbn_cover_images/9780134660523/9780134660523_largeCoverImage.jpg)
Concept explainers
The best choice for the kind of function that model the data in the form of following table by using graphing utility.
(1) The table of Percent of Miscarriages by age is,
Woman’s Age |
Percent of Miscarriages |
22 |
9% |
27 |
10% |
32 |
13% |
37 |
20% |
42 |
38% |
47 |
52% |
(2) The table of the Savings Needed for Health-care Expenses during Retirement is,
Age at death |
Savings Needed |
80 |
$219,000 |
85 |
$307,000 |
90 |
$409,000 |
95 |
$524,000 |
100 |
$656,000 |
(3) The table of the Intensity and loudness level of various sounds is,
Intensity |
Loudness Level (decibels) |
0.1 (loud thunder) |
110 |
1 (rock concert, 2 yd from speakers) |
120 |
10 (jackhammer) |
130 |
100 (jet takeoff, 40 yd away) |
140 |
(4) The table of the Temperature Increase in an enclosed vehicle is,
Minutes |
Temperature Increase |
10 |
|
20 |
|
30 |
|
40 |
|
50 |
|
60 |
(5) The table of Hamachiphobia is,
Generation |
Percentage Who won’t Try Sushil |
Percentage who Don’t Approve of Marriage Equality |
Millennials |
42 |
36 |
Gen X |
52 |
49 |
Boomers |
60 |
59 |
Silent/Greatest Generation |
72 |
66 |
(6) The table of the Teenage drug Use is,
Percentage Who have Used |
||
Country |
Marijuana |
Other Illegal Drugs |
Czech Republic |
22 |
4 |
Denmark |
17 |
3 |
England |
40 |
21 |
Finland |
5 |
1 |
Ireland |
37 |
16 |
Italy |
19 |
8 |
Northern Ireland |
23 |
14 |
Norway |
6 |
3 |
Portugal |
7 |
3 |
Scotland |
53 |
31 |
United States |
34 |
24 |
![Check Mark](/static/check-mark.png)
Want to see the full answer?
Check out a sample textbook solution![Blurred answer](/static/blurred-answer.jpg)
Chapter 3 Solutions
Blitzer: Precalculus Essentials_5 (5th Edition)
- 4. Use method of separation of variable to solve the following wave equation მłu J²u subject to u(0,t) =0, for t> 0, u(л,t) = 0, for t> 0, = t> 0, at² ax²' u(x, 0) = 0, 0.01 x, ut(x, 0) = Π 0.01 (π-x), 0arrow_forwardSolve the following heat equation by method of separation variables: ди = at subject to u(0,t) =0, for -16024 ძx2 • t>0, 0 0, ux (4,t) = 0, for t> 0, u(x, 0) = (x-3, \-1, 0 < x ≤2 2≤ x ≤ 4.arrow_forwardex 5. important aspects. Graph f(x)=lnx. Be sure to make your graph big enough to easily read (use the space given.) Label all 6 33arrow_forwardDecide whether each limit exists. If a limit exists, estimate its value. 11. (a) lim f(x) x-3 f(x) ↑ 4 3- 2+ (b) lim f(x) x―0 -2 0 X 1234arrow_forwardDetermine whether the lines L₁ (t) = (-2,3, −1)t + (0,2,-3) and L2 p(s) = (2, −3, 1)s + (-10, 17, -8) intersect. If they do, find the point of intersection.arrow_forwardConvert the line given by the parametric equations y(t) Enter the symmetric equations in alphabetic order. (x(t) = -4+6t = 3-t (z(t) = 5-7t to symmetric equations.arrow_forwardFind the point at which the line (t) = (4, -5,-4)+t(-2, -1,5) intersects the xy plane.arrow_forwardFind the distance from the point (-9, -3, 0) to the line ä(t) = (−4, 1, −1)t + (0, 1, −3) .arrow_forward1 Find a vector parallel to the line defined by the parametric equations (x(t) = -2t y(t) == 1- 9t z(t) = -1-t Additionally, find a point on the line.arrow_forwardFind the (perpendicular) distance from the line given by the parametric equations (x(t) = 5+9t y(t) = 7t = 2-9t z(t) to the point (-1, 1, −3).arrow_forwardLet ä(t) = (3,-2,-5)t + (7,−1, 2) and (u) = (5,0, 3)u + (−3,−9,3). Find the acute angle (in degrees) between the lines:arrow_forwardA tank initially contains 50 gal of pure water. Brine containing 3 lb of salt per gallon enters the tank at 2 gal/min, and the (perfectly mixed) solution leaves the tank at 3 gal/min. Thus, the tank is empty after exactly 50 min. (a) Find the amount of salt in the tank after t minutes. (b) What is the maximum amount of salt ever in the tank?arrow_forwardarrow_back_iosSEE MORE QUESTIONSarrow_forward_ios
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning
![Text book image](https://www.bartleby.com/isbn_cover_images/9781285741550/9781285741550_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780134438986/9780134438986_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780134763644/9780134763644_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781319050740/9781319050740_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9780135189405/9780135189405_smallCoverImage.gif)
![Text book image](https://www.bartleby.com/isbn_cover_images/9781337552516/9781337552516_smallCoverImage.gif)