What are the first three terms of the sequence defined by the recursive function when and ?
-14, 14, -4
6, 10, 8
-2, 0, 2
2, 8, 10

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%