Question

What is log2 8 ? [watch out for the different base]

Answer 1

`log_28=3`

Step-by-step explanation:

To calculate the value of
`log_28`

Also,Some relation for log values:

`loga^m= mloga` -----------------------------------------------------1

`log_aa= 1`---------------------------------------------------------------2

Also,
`2^3= 8`

Applying in the question as:

`log_28=log_2(2^3)`

Using Relation-1 mentioned above:

`log_28=3* log_2(2)`

Using Relation-2 mentioned above:

`log_28=3* 1`

Thus,

`log_28=3`