USING FORMULAR METHOD SOLVE
4x²+9x-9=0​

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Select the graph of the solution. click until the correct graph appears. |x| = 3

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.