Please help

For each of the following fitted trends, make a prediction for period t = 17: (a) ye = 2,2860.076t (Do not round the intermediate calculations. Round your final answer to 1 decimal place.) y = (b) y- = 1,149 + 12.78t (Do not round the intermediate calculations. Round your final answer to 1 decimal place.) y (c) ye = 501+ 18.2t - 71t (A negative value should be indicated by a minus sign. Do not round the intermediate calculations. Round your final answer to 1 decimal place.) y =