4. Write an equation in point slope that goes through the points (6,-3) and (-4,-9).

Which of the following is the result of expanding

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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.