Troy has $8.50 in his bank account and his sister shea has -$13.00 in her bank account. use the space below to explain, in words or pictures, the amount of money each person has in their account. also explain what it means to have an account balance of $0.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

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

Abcd is a square. what is the measure of angle bac