Quick question on the logarithim property

  • Thread starter vorcil
  • Start date
  • Tags
    Property
In summary, the logarithm property is a mathematical rule that states the logarithm of a product is equal to the sum of the logarithms of each individual factor. It is important because it simplifies complex equations and has various applications. To use it, you take the logarithm of each factor and add them together. Common mistakes include forgetting to take the logarithm of each factor and mixing up the order of operations. The property is applicable to all types of numbers, but the base must be a positive number greater than 1.
  • #1
vorcil
398
0
If i were to simplify

[tex] ln(c*e^{-kt}) [/tex]

what happens?

do I get

[tex] c*(-kt) [/tex]
or
[tex] ln(c) * (-kt) [/tex]

or something else?

I'm not sure
 
Physics news on Phys.org
  • #2
Neither. log(a*b)=log(a)+log(b). Start with that.
 
  • #3
Dick said:
Neither. log(a*b)=log(a)+log(b). Start with that.

Cheers big ears,
 
  • #4
[tex]ln(AB) = ln(A) + ln(B)[/tex]

Does that help?

EDIT:
Dick said:
Neither. log(a*b)=log(a)+log(b). Start with that.

You beat me to it!
 

FAQ: Quick question on the logarithim property

What is the logarithm property?

The logarithm property is a mathematical rule that states that the logarithm of a product is equal to the sum of the logarithms of each individual factor. In other words, log(ab) = log(a) + log(b).

Why is the logarithm property important?

The logarithm property is important because it allows us to simplify complex equations involving exponents and convert them into simpler addition and subtraction problems. It also has many applications in various fields such as finance, biology, and physics.

How do you use the logarithm property?

To use the logarithm property, you simply take the logarithm of each factor in a product and add them together. For example, if you have the equation log(2x) = log(2) + log(x), you can simplify it using the logarithm property to get log(2x) = log(2x).

What are the common mistakes when using the logarithm property?

One common mistake when using the logarithm property is forgetting to take the logarithm of each individual factor. Another mistake is mixing up the order of operations and adding the logarithms instead of multiplying them.

Is the logarithm property applicable to all types of numbers?

Yes, the logarithm property is applicable to all types of numbers, including positive, negative, and fractional numbers. However, it is important to note that the base of the logarithm must be a positive number greater than 1.

Similar threads

Back
Top