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If a b = 0, then either a = 0 or b = 0.

Find the commission on a $590.00 sale if the commission is 15%.

Identify the number as a rational or irrational.explain. 127

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.