How do you write the exponential notation for $log_y 27 = 3$ ?

Question

2462 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2015-11-11T16:17:07

$y^3=27$

You did not request that the value for y be determined. Only how the notation be represented.

Answer 2 · 2015-11-11T16:17:29

Use the definition of log:

You take the base $y$ and "push" up the $3$ getting rid of the log to get:
$27=y^3$
where you can see that $y=3$ because $3^3=27$ .

How do you write the exponential notation for log_y 27 = 3log_y 27 = 3?