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Using Properties of Logarithms

Using Properties of Logarithms 1.8 - Solution

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a

We want to write the number on the form for some number Here we can use the rule to find the number With we see that Therefore we can write as follows.

b

We can use the same reasoning as in Part A. Find the power of ten which has the exponent It's the same as and so

c

Now we have a negative number, however, it does not matter. A power of ten with the exponent is That means