Laura bought some books. She spent a total of $71 after a discount of $5 off of her total purchase. Each book cost $4. How many
books did she buy?
2 answers:
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The equivalent expression of is
The logarithmic expression is given as:
The law of logarithm states that:
log(a) - log(b) = log(a/b)
This means that the expression can be split as:
Hence, the equivalent expression of is
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