# Math Help - logs power notation

1. ## logs power notation

how do you get the next answer?

2. Originally Posted by realistic

how do you get the next answer?
$2^{?}=8$ ?

Nice smiley, by the way.

3. log base 2 (8) is asking for x, where 2^x=8.

2^3=2*2*2=8, therefore log base 2 (8) = 3

4. Originally Posted by VonNemo19
$2^{?}=8$ ?

Nice smiley, by the way.

ah silly me thanks

5. express in log form stuck on this one ?

and this one write in log notation