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### Logarithms Question 6b

6. Express x in the form log N if:

b)

6. Express x in the form log N if:

b)

b)

6. Express x in the form log N if:

b)

Solution:

b)

Note that

Laws of logarithms: For all positive numbers, M, N, a except a 1,

1. N

Notation: The base 10 and e are not usually written, instead   is written as    and   is written as   .