Question 5 • Algebra II
Since the expressions have the same value, log₅ b = log₉ 48 ≈ 1.76. This means b ≈ 5^1.76, so log b (the common logarithm) ≈ 1.76 × log 5 ≈ 1.76 × 0.699 ≈ 1.23. The approximate value is 1.23, choice A.
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