26. log, 16 27. logs 5 25. log, 9

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.6: Exponential And Logarithmic Equations
Problem 17E
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Help with this 25, 26, 27
For Exercises 9–16, write the equation in exponential form. (See Example 1)
9. logs 64 = 2
10. log, 81 = 2
11. log
= -4
10,000
13. In 1 = 0
14. logs 1 = 0
15. log, b = c
For Exercises 17-24, write the equation in logarithmic form. (See Example 2)
17. 5 = 125
18. 2° = 32
19.
= 125
21. 10° = 1,000,000,000
22. e' = e
23. a' = b
Objective 2: Evaluate Logarithmic Expressions
For Exercises 25–50, simplify the expression without using a calculator. (See Examples 3–4)
25. log3 9
26. log, 16
27. logs 5
29. log 100,000,000
30. log 10,000,000
31. log,
33. log
10
34. log
10,000
35. In e
Bx) = 2
In ( 3x)
(2r) = 3
(125) = 3
(32) = 5
(125) = -3
x2
8
(ь) — 7
Transcribed Image Text:For Exercises 9–16, write the equation in exponential form. (See Example 1) 9. logs 64 = 2 10. log, 81 = 2 11. log = -4 10,000 13. In 1 = 0 14. logs 1 = 0 15. log, b = c For Exercises 17-24, write the equation in logarithmic form. (See Example 2) 17. 5 = 125 18. 2° = 32 19. = 125 21. 10° = 1,000,000,000 22. e' = e 23. a' = b Objective 2: Evaluate Logarithmic Expressions For Exercises 25–50, simplify the expression without using a calculator. (See Examples 3–4) 25. log3 9 26. log, 16 27. logs 5 29. log 100,000,000 30. log 10,000,000 31. log, 33. log 10 34. log 10,000 35. In e Bx) = 2 In ( 3x) (2r) = 3 (125) = 3 (32) = 5 (125) = -3 x2 8 (ь) — 7
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