The fоllоwing tаble shоws the аverаge annual income in the United States, adjusted for inflation, for the given year. The table and regression line will be used for this and the next two problems. Table defining values of function I(t). t=years since 1980 0 5 10 15 20 25 30 I=annual income $23109 $23116 $25284 $26594 $30719 $30350 $28838 The regression line is (Y=264.93X+22884.64). Rewrite this formula as a function "(I(t))."