rewrite each in exponential expression

as a logarithmic expression
log, x=4
log 5=2
log b=x

To rewrite each given expression as an exponential expression, we need to convert from logarithmic form to exponential form. The exponential form is written as:

1. log(x) = 4 can be written in exponential form as x = 10^4.

2. log(5) = 2 can be written in exponential form as 5 = 10^2.

3. log(b) = x can be written in exponential form as b = 10^x.

Now, let's rewrite each expression as a logarithmic expression.

1. x = 10^4 can be written in logarithmic form as log(x) = 4.

2. 5 = 10^2 can be written in logarithmic form as log(5) = 2.

3. b = 10^x can be written in logarithmic form as log(b) = x.

In logarithmic form, the base 10 is implied unless otherwise specified.