The amount of a certain radioactive material, in grams, present after t days is modeled by A(t)
Question:
The amount of a certain radioactive material, in grams, present after t days is modeled by A(t) = 600e-0.05t.
(a) Find the amount present after 12 days, to the nearest tenth of a gram.
(b) Find the half-life of the material, to the nearest tenth of a day.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 64% (14 reviews)
At 600e005t a A12 600e00512 600e06 3293 The amount of radioactive ma...View the full answer
Answered By
Felix Mucee
I am a detailed and thorough professional writer with 5 years of administrative experience- the last 2 years in academic writing and virtual office environment. I specialize in delivering quality services with respect to strict deadlines and high expectations. I am equipped with a dedicated home office complete with a computer, copier/scanner/fax and color printer.
I provide creative and detailed administrative, web search, academic writing, data entry, Personal assistant, Content writing, Translation, Academic writing, editing and proofreading services. I excel at working under tight deadlines with strict expectations. I possess the self-discipline and time management skills necessary to have served as an academic writer for the past five years. I can bring value to your business and help solve your administrative assistant issues.
4.70+
13+ Reviews
33+ Question Solved
Related Book For
College Algebra
ISBN: 978-0134697024
12th edition
Authors: Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Question Posted:
Students also viewed these Mathematics questions
-
A certain radioactive material is known to decay at a rate proportional to the amount present. Over a 50-year period, an initial amount of 100 grams has decayed to only 75 grams. Find an expression...
-
The management at a plastics factory has found that the maximum number of units a worker can produce in a day is 30. The learning curve for the number N of units produced per day after a new employee...
-
Iodine 131 is a radioactive material that decays according to the function A(t) = A 0 e -0.084t , where A 0 is the initial amount present and A is the amount present at time t (in days). Assume that...
-
A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper wire (diameter = 0.0400 in.). Calculate (a) The current, (b) The magnitude of the current density, (c) The...
-
In 20x7, Alisa Harper opened a small retail store in a suburban mall. Called Harper Jeans Company, the shop sold designer jeans. Alisa Harper worked 14 hours a day and controlled all aspects of the...
-
Describe the general characteristics of carbohydrates.
-
What is meant by the concept litigation plan?
-
Davenport Mills is a division of Iowa Woolen Products, Inc. For the most recent year, Davenport had net income of $18,000,000. Included in income was interest expense of $1,500,000. The operations...
-
Joe needed a job to at least cover his university tuition next year. Acme Vacuum Company would hire him to sell its vacuum cleaners on a door-to-door basis. The company estimated that Joe's variable...
-
Does memory performance differ based on study format (word, picture, and auditory study styles) and/or test format (in person vs. online)? Students in a class (N = 36) were randomly assigned to one...
-
For any amount of money invested at 2.8% annual interest compounded continuously, how long, to the nearest tenth of a year, will it take to triple?
-
Fill in the blank(s) to correctly complete each sentence. The solution set of the following system is {(1, ______)}. -2x + 5y = 18 x + y = 5
-
Describe what is meant by the term non-GAAP measure and summarize requirements regarding the inclusion of non-GAAP measures in financial statements filed with the SEC.
-
Why does the level of income influence the magnitude of the income elasticity of demand?
-
Consider the inter-temporal leakage problem from section 12.6.3. Assume the extraction cost depend on the remaining stock i.e. in the second period the extraction cost function is given by T (e 2 ,...
-
Explain why the United States does not produce tea and instead imports it from India. Americans are switching to loose-leaf tea for its health benefits. Tea could be grown in the United States, but...
-
How do taxes help us to cope with external costs? At what level must a pollution tax be set to be efficient?
-
Calculate the slope of the relationship between 4,060 and 2,673 theaters. Use the following news clip to work Problems 4 to 6. Clash of the Titans Tops Box Office With Sales of $61.2 Million: Movie...
-
What features should the administrators look for in choosing its network management software?
-
Figure displays a 12.0 V battery 3 four uncharged capacitors of capacitances C1 = 4.00F, C2 = 6.00F, and C3 = 3.00F. The switch is thrown to the left side until capacitor 1 is fully charged. Then the...
-
In Exercises 916, use the formula for the general term (the nth term) of a geometric sequence to find the indicated term of each sequence with the given first term, a 1 , and common ratio, r. Find a...
-
In Exercises 1215, write the first six terms of each arithmetic sequence. a n+1 = a n + 5, a 1 = -2
-
Express 0.73 in fractional notation.
-
At the end of the current year, Accounts Receivable has a balance of $880,000, Allowance for Doubtful Accounts has a credit balance of $8,000, and sales for the year total $3,960,000. Bad debt...
-
On January 1 of this year, Ikuta Company issued a bond with a face value of $120,000 and a coupon rate of 5 percent. The bond matures in 3 years and pays interest every December 31. When the bond was...
-
Discuss the impact of enzyme engineering and directed evolution in the development of enzymes with enhanced or novel catalytic activities for industrial or pharmaceutical applications .
Study smarter with the SolutionInn App