What is the quotient of 2^x3+ 3^x2 + 5x-4 divided by x^2 + x +1?

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Which one ? is the answer and how to find this answer

Suppose that 3% of all athletes are using the endurance-enhancing hormone epo (you should be able to simply compute the percentage of all athletes that are not using epo). for our purposes, a “positive” test result is one that indicates presence of epo in an athlete’s bloodstream. the probability of a positive result, given the presence of epo is .99. the probability of a negative result, when epo is not present, is .90. what is the probability that a randomly selected athlete tests positive for epo? 0.0297