Perform the indicated multiplication below. Reduce terms and simplify. Include all of the necessary steps and calculations in your final answers. (2+i)(3-i)(1+2i)(1-i)(3+i)

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