How do you solve $log_4 r=3$ ?

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Answer 1 · 2016-10-08T08:16:15

$r=64$

From the definition of logarithm, if

$log_4 r=3$ , we have

$4^3=r$

Hence $r=64$

Answer 2 · 2016-10-08T08:16:55

$r=64$ .

Recall the Defn. of $log$ fun.

$" Defn. : "log_b x=m iff b^m=x$

$"Hence, "log_4r=3 rArr 4^3=r$

$:. r=64$ .

How do you solve log_4 r=3log_4 r=3?