Mark M. answered 04/17/20
Retired math prof. Very extensive Precalculus tutoring experience.
logb(0.125) = logb(1/8) = logb1 - logb8 = logb1 - logb(23) = logb1 - 3logb2 = 0 - 3(0.3562) = -1.0686
Natalie G.
asked 04/17/20Approximate the logarithm using the properties of logarithms, given logb(2) ≈ 0.3562,
logb(3) ≈ 0.5646,
and logb(5) ≈ 0.8271.
(Round your answer to four decimal places.)
logb(0.125)
Mark M. answered 04/17/20
Retired math prof. Very extensive Precalculus tutoring experience.
logb(0.125) = logb(1/8) = logb1 - logb8 = logb1 - logb(23) = logb1 - 3logb2 = 0 - 3(0.3562) = -1.0686
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