Forgot password? New user? Sign up

Existing user? Log in

Let a two digit integer be of the form $9^{\color{#20A900}x}$ for some integer ${\color{#20A900}x}$.

If we reverse the digits of the two digit number, it will be of the form $9{\color{#20A900}x}$.

What is the value of $\color{#20A900}x$?

Problem Loading...

Note Loading...

Set Loading...