12. Evaluate, using the laws of logarithms. log, 256 + log, 4 – log, 7+ log, 224 с. 5 d. 6 а. 3 b. 4 13. Write as a single logarithm. 1 |4 logx- log Vx + logx ber а. 12 c. 8 logx 15 17. logx 12 d. 3. logx 4 b. 14. Solve the equation 21og, 64 = 3 log,x. x = 4 b. x= 3 c. x= 1 d. x= 16 а.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.5: Properties Of Logarithms
Problem 7E
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12. Evaluate, using the laws of logarithms.
log, 256 + log, 4– log, 7+ log, 224
с. 5
d. 6
а.
3
b. 4
13. Write as a single logarithm.
1
4 logx- log x
2
12
logx
с. 8
logx
а.
15
d. 3
logx
b. 17
12
logx
14. Solve the equation 2log, 64 = 3 log,x.
с. х31
d. x= 16
а.
x= 4
b. x= 3
Transcribed Image Text:12. Evaluate, using the laws of logarithms. log, 256 + log, 4– log, 7+ log, 224 с. 5 d. 6 а. 3 b. 4 13. Write as a single logarithm. 1 4 logx- log x 2 12 logx с. 8 logx а. 15 d. 3 logx b. 17 12 logx 14. Solve the equation 2log, 64 = 3 log,x. с. х31 d. x= 16 а. x= 4 b. x= 3
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