Without a calculator give the exact value, Mathematics

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without a calculator give the exact value of each of the following logarithms.

(a)

(b) log1000

(d) log₂₃ 1

(e)

Solution

(b) log1000= 3 because 10³ =1000

(d) log₂₃ 1= 0 because 23⁰ =1

This set of examples leads us to some basic properties of logarithms.

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