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# Logarithms : Expression as a sum diffrence or multiplication of logarithms (7 Problems)

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Use the properties of logarithms to write the expression as a sum difference or multiplication of logarithms

1.) ln 2/3

2.) ln xyz

3.) ln sq rt x^2 +1

4.) ln 2x/ sq rt x^2 - 1

write the expression as the logarithm of a single quantity.

5.) ln(x - 2) - ln(x+2)

6.) 3 ln x +2 ln y- 4 ln z

7.) 3[ln x+ ln(x+3)- ln(x+4)].

https://brainmass.com/math/basic-algebra/expression-sum-difference-multiplication-logarithms-39531

#### Solution Preview

use the properties of logarithms to write the expression as a sum diffrence or multiplication of logarithms

1.) ln 2/3 = ln2 - ln3

2.) ln ...

#### Solution Summary

Logarithms are expressed as a sum diffrence or multiplication of logarithms.

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