WeBWorK Standalone Renderer

graph of f(x) = 10^x and its tangent line at the point A.

Find the equation of the line $l$ illustrated in the figure above, given that $f(x)=10^x$ and the point $A$ is at $x = \log_{10}(3)$ .
$y=$
(Note: to enter the log base 10, $\log_{10}(x)$ , type logten(x).