Question 190323
Sure you can graph it on a graphing calc.
Or go here --> http://www.geocities.com/igraph.online/graphing-calculator.html

At that URl, enter log(5x) and click Draw Graph

On your graphing calc (TI-83 here)
1) Y= button and enter Log(5x) for y1
2) Window button to set Xmin =0 Xmax=10 Xscl=1 Ymin-0 Ymax=10 Yscl=1
3) Graph