In applied settings, exponential functions model a relationship in which a constant change in the independent variable gives the same proportional change (that is, percentage increase or decrease) in the dependent variable.
Ring tata titi sane katerapin, fungsi eksponensial ngamodelang hubungan ring dija sane marubah konstan ring variabel independen ngicenin perubahan proporsional sane pateh (inggih punika, presentase menek utawi tuun) ring variabel independen.