#1841 · Algebra · Exponentials & logarithms

Logarithm base 27

Find the value of $lo g_{27} \frac{1}{81}$ .

~4 minAnswer checked instantlylogarithmsfractional bases

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. XVI. Logarithms, Examples XVI.a, No. 7 (part 3)

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Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).