The expression 11(1.022)^t11(1.022) t 11, left parenthesis, 1, point, 022, right parenthesis, start superscript, t, end superscript models the per capita gross domestic product (gdp) of the us, in thousands of dollars, as a function of the number of years since 195019501950. what does 1.0221.0221, point, 022 represent in this expression?