Answer
$2.07$
Work Step by Step
Step 1: $\log_{b} 28$
Step 2: $\log_{b} (4\times7)$
Step 3: Use the product property: $\log_{b} 4+\log_{b} 7$.
Step 4: Substitute given values: $0.86+1.21$.
Step 5: $2.07$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Section 12.6 - Properties of Logarithms - Practice - Page 879: 11
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