Incorrect. Remember that if $\displaystyle{b}>{1}\usepackage{cmbright}\Huge\$ , the graph of $\displaystyle{f{{\left({x}\right)}}}={\log}_{{{b}}}{x}\usepackage{cmbright}\Huge\$ will be increasing, and if $\displaystyle{0}<{b}<{1}\usepackage{cmbright}\Huge\$ , the graph will be decreasing.