Thread: logarithm equation help.

the equations in question are log₄(x+1)-log₄3=1 and 4(7^x)-7^2x=3



not sure what method to use to approach these.

thanks

age

Originally Posted by agehayoshina

the equations in question are and
not sure what method to use to approach these.

The first one is .

The second is equivalent to where .

Could you please explain how you got to those answers?

In the first problem Plato used the fact that and that .

For the second, he substituted y for , as he said, and used the fact that .