# Log base 2 is the same thing as square root?

by xeon123
Tags: base, root, square, thing
 P: 81 Log base 2 is the same thing as square root? Ok. But I can say that these 2 expressions are correct? $\log_{b} x = y$, and $b^y=x$
 Quote by xeon123 Ok. But I can say that these 2 expressions are correct? $\log_{b} x = y$, and $b^y=x$