SubArea: Exponential functionsLevel: BProject ID: 2010013003Source Problem: 2010013002Accepted: 0Clonable: 1Easy: 0For what values of the parameter \(a\) is the exponential function \(f(x)=(2a+1)^x\) decreasing?\(-0.5< a< 0\)\(-1.5< a< 1\)\(a< -1\)\(a>-0.5\)