## Algebra: A Combined Approach (4th Edition)

$0.28666$
Step 1: $\log_{b} \sqrt[3] 4$ Step 2: $\log_{b} (4^{\frac{1}{3}})$ Step 3: Use the power property: $\frac{1}{3}\log_{b} 4$. Step 4: Substitute the given values: $\frac{1}{3}(0.86)$. Step 5: $0.28666$