Express as a single logarithm. (a) į In x- 2 In(x' + 1) (b) In(x – 3) + In(x + 3) – 2 In(x² – 9)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section: Chapter Questions
Problem 26RE
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28. Express as a single logarithm.
(a) į In x - 2 In(x² + 1)
(b) In(x – 3) + In(x + 3) – 2 In(x² – 9)
29-30 Find the exact value of each expression.
29. (a) e2ns
(b) log, 4 + log, 54
(c) tan(aresin £)
30. (а) In
(b)
sin(tan 1)
(c) 10-3 lug 4
Transcribed Image Text:28. Express as a single logarithm. (a) į In x - 2 In(x² + 1) (b) In(x – 3) + In(x + 3) – 2 In(x² – 9) 29-30 Find the exact value of each expression. 29. (a) e2ns (b) log, 4 + log, 54 (c) tan(aresin £) 30. (а) In (b) sin(tan 1) (c) 10-3 lug 4
31-36 Solve the equation for x. Give both an exact value and a
decimal approximation, correct to three decimal places.
31. e*= 3
32. Inx = 5
33. e" = 10
34. cosx = 2
35. tan" (3x)
4
36. In x - 1 = In(5 + x) – 4
Transcribed Image Text:31-36 Solve the equation for x. Give both an exact value and a decimal approximation, correct to three decimal places. 31. e*= 3 32. Inx = 5 33. e" = 10 34. cosx = 2 35. tan" (3x) 4 36. In x - 1 = In(5 + x) – 4
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