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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 46E
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please ONLYanswer #22

Solve the logarithmic equation.
20) log₂ (x + 4) = 1
A) (-2)
21) log (3x) = log 4 + log (x - 1)
+){}
B) (-3)
D) {-4}
B)
22) log2 (x+4) + log2 (x - 2) = 4
A) (5)
B) (4)
C) (6)
C) (4)
C) (-61
D) (5)
D) (-4)
D) (4, -6)
Transcribed Image Text:Solve the logarithmic equation. 20) log₂ (x + 4) = 1 A) (-2) 21) log (3x) = log 4 + log (x - 1) +){} B) (-3) D) {-4} B) 22) log2 (x+4) + log2 (x - 2) = 4 A) (5) B) (4) C) (6) C) (4) C) (-61 D) (5) D) (-4) D) (4, -6)
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