Kathy recorded her grades for the term in her notebook. She concluded she had 360 out of 400 points for the term. Her teacher determined she had 380 points.

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

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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