Can someone please explain how to solve x with given 128^8=2^x

[melinda714]

The book says 128^8 is equivalent to 2^56. Given 128^8, how
did it come up x=56 for base 2? Thanks.

 

[Deleted member 4993]

The book says 128^8 is equivalent to 2^56. Given 128^8, how
did it come up x=56 for base 2? Thanks.

Can you factorize 128 (prime factorization)?

What are your thoughts?

Please share your work with us ...even if you know it is wrong

If you are stuck at the beginning tell us and we'll start with the definitions.

You need to read the rules of this forum. Please read the post titled "Read before Posting" at the following URL:

http://www.freemathhelp.com/forum/th...Before-Posting

 

[pka]

The book says 128^8 is equivalent to 2^56. Given 128^8, how
did it come up x=56 for base 2? Thanks.

You can always use the web to help yourself.