Can you me i really need quickly, both of them

Which of the following is the result of expanding the series

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

What is the equation of a line passing through (-6,5) and having a slope of 1/3