log40-log5

Use the properties of Logarithms to rewrite each as the logarithms of a single expression.
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log8
by
log40 - log5= log(40/5) =log8 = log(2^3) =3log2

or

log40 - log 5 = log(8*5) - log5 = log8 +log5 - log5 = log8 = 3log2
by Level 8 User (36.8k points)

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