### Home > PC3 > Chapter 6 > Lesson 6.2.4 > Problem6-136

6-136.

Graph $l(x)=2\log_5(x)-1$.

Rewrite the function in exponential form.

$y+1=2\log_5(x)$
$\frac{y+1}{2}=\log_5(x)$
$5^{(y+1)/2}=x$

Copy and complete a table like the one below.
Then plot the points to graph the function.

 $x$ $y$ $-3$ $-2$ $-1$ $0$ $1$ $2$ $3$