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os houts 15. Planetary Communications, Inc. intends to launch a satellite that will enhance reception of television programs in Alaska According to its designers the satellite will have an expected life of six years. Assume the exponential distribution applies. Determine the probability that it will function for each of the following time periods: More than 9 years b. Less than 12 years c. More than years but less than 12 years d. At least 21 years