View the step-by-step solution to:

Question

10702450Question 5 and 8


attachment_10022019.png

Section 4.2 Log
Solution: Here the decay constant 2 is 0.00501. By Equa
given by
T =
In 2
In 2
0.00501
~138.4 day
Now
PROBLEMS 4.2
In Problems 1-8, express each logarithmic form exponentially and
57. Appreciation Suppose an anti
each exponential form logarithmically.
year. Graph the number of years it is
1. 104 = 10,000
2. 2 = 10812 144
multiplicative increase in its original
3. log2 1024 = 10
4. 82/3 = 4
the name of the function.
5. e3 ~ 20.0855
6. e0.33647 ~ 1.4
58. Cost Equation The cost for a
7. In 3 ~ 1.09861
8. log 7 ~ 0.84509
product is given by the cost equation
In Problems 9-16, graph the functions.
c = (5q In
9. y =f(x) = log3 X
10. y = f(x) = log4 2x
Evaluate the cost when q = 12. (Ro
11. y =f(x) = log1/4X
12. y = f(x) = log1/5X
decimal places.)
13. y = f(x) = 1082 (x + 4)
14. y = f(x) = 10g2 (-x)
59. Supply Equation A manufact
15. y =f(x) = -2inx
16. y = f(x) = In (x+2)
p = log
In Problems 17-28, evaluate the expression.
17. log6 36
18. log, 512
19. log3 27
where q is the number of units supp
what price will the manufacturer s
20. 10g164
21. log7 7
22. log 10, 000
60. Earthquake The magnitude
23. log 0.0001
24. 10g2 V2
25. logs 1
energy, E, are related by the equati
26. 1085 25
27. log2 8
28. 10g3 V3
In Problems 29-48, find x.
1.5M = log
29. log x = 4
30. log, x = 8
where M is given in terms of Rich
32. logAx = 0
E is in ergs. Solve the equation fo
34. Inx = 1
61. Biology For a certain popu

Top Answer

Sign up to view the full answer

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

-

Educational Resources
  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question